2102585680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:705

約数の個数: 160

約数和(自身を含む): 5470462368

約数和(自身を除く): 3367876688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 101, 104, 130, 148, 185, 202, 208, 260, 296, 370, 404, 481, 505, 520, 541, 592, 740, 808, 962, 1010, 1040, 1082, 1313, 1480, 1616, 1924, 2020, 2164, 2405, 2626, 2705, 2960, 3737, 3848, 4040, 4328, 4810, 5252, 5410, 6565, 7033, 7474, 7696, 8080, 8656, 9620, 10504, 10820, 13130, 14066, 14948, 18685, 19240, 20017, 21008, 21640, 26260, 28132, 29896, 35165, 37370, 38480, 40034, 43280, 48581, 52520, 54641, 56264, 59792, 70330, 74740, 80068, 97162, 100085, 105040, 109282, 112528, 140660, 149480, 160136, 194324, 200170, 218564, 242905, 260221, 273205, 281320, 298960, 320272, 388648, 400340, 437128, 485810, 520442, 546410, 562640, 710333, 777296, 800680, 874256, 971620, 1040884, 1092820, 1301105, 1420666, 1601360, 1943240, 2021717, 2081768, 2185640, 2602210, 2841332, 3551665, 3886480, 4043434, 4163536, 4371280, 5204420, 5682664, 7103330, 8086868, 10108585, 10408840, 11365328, 14206660, 16173736, 20217170, 20817680, 26282321, 28413320, 32347472, 40434340, 52564642, 56826640, 80868680, 105129284, 131411605, 161737360, 210258568, 262823210, 420517136, 525646420, 1051292840, 2102585680]

約数ペア:

[(1, 2102585680), (2, 1051292840), (4, 525646420), (5, 420517136), (8, 262823210), (10, 210258568), (13, 161737360), (16, 131411605), (20, 105129284), (26, 80868680), (37, 56826640), (40, 52564642), (52, 40434340), (65, 32347472), (74, 28413320), (80, 26282321), (101, 20817680), (104, 20217170), (130, 16173736), (148, 14206660), (185, 11365328), (202, 10408840), (208, 10108585), (260, 8086868), (296, 7103330), (370, 5682664), (404, 5204420), (481, 4371280), (505, 4163536), (520, 4043434), (541, 3886480), (592, 3551665), (740, 2841332), (808, 2602210), (962, 2185640), (1010, 2081768), (1040, 2021717), (1082, 1943240), (1313, 1601360), (1480, 1420666), (1616, 1301105), (1924, 1092820), (2020, 1040884), (2164, 971620), (2405, 874256), (2626, 800680), (2705, 777296), (2960, 710333), (3737, 562640), (3848, 546410), (4040, 520442), (4328, 485810), (4810, 437128), (5252, 400340), (5410, 388648), (6565, 320272), (7033, 298960), (7474, 281320), (7696, 273205), (8080, 260221), (8656, 242905), (9620, 218564), (10504, 200170), (10820, 194324), (13130, 160136), (14066, 149480), (14948, 140660), (18685, 112528), (19240, 109282), (20017, 105040), (21008, 100085), (21640, 97162), (26260, 80068), (28132, 74740), (29896, 70330), (35165, 59792), (37370, 56264), (38480, 54641), (40034, 52520), (43280, 48581)]