65965120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 112

約数和(自身を含む): 171925488

約数和(自身を除く): 105960368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 101, 104, 130, 157, 160, 202, 208, 260, 314, 320, 404, 416, 505, 520, 628, 785, 808, 832, 1010, 1040, 1256, 1313, 1570, 1616, 2020, 2041, 2080, 2512, 2626, 3140, 3232, 4040, 4082, 4160, 5024, 5252, 6280, 6464, 6565, 8080, 8164, 10048, 10205, 10504, 12560, 13130, 15857, 16160, 16328, 20410, 21008, 25120, 26260, 31714, 32320, 32656, 40820, 42016, 50240, 52520, 63428, 65312, 79285, 81640, 84032, 105040, 126856, 130624, 158570, 163280, 206141, 210080, 253712, 317140, 326560, 412282, 420160, 507424, 634280, 653120, 824564, 1014848, 1030705, 1268560, 1649128, 2061410, 2537120, 3298256, 4122820, 5074240, 6596512, 8245640, 13193024, 16491280, 32982560, 65965120]

約数ペア:

[(1, 65965120), (2, 32982560), (4, 16491280), (5, 13193024), (8, 8245640), (10, 6596512), (13, 5074240), (16, 4122820), (20, 3298256), (26, 2537120), (32, 2061410), (40, 1649128), (52, 1268560), (64, 1030705), (65, 1014848), (80, 824564), (101, 653120), (104, 634280), (130, 507424), (157, 420160), (160, 412282), (202, 326560), (208, 317140), (260, 253712), (314, 210080), (320, 206141), (404, 163280), (416, 158570), (505, 130624), (520, 126856), (628, 105040), (785, 84032), (808, 81640), (832, 79285), (1010, 65312), (1040, 63428), (1256, 52520), (1313, 50240), (1570, 42016), (1616, 40820), (2020, 32656), (2041, 32320), (2080, 31714), (2512, 26260), (2626, 25120), (3140, 21008), (3232, 20410), (4040, 16328), (4082, 16160), (4160, 15857), (5024, 13130), (5252, 12560), (6280, 10504), (6464, 10205), (6565, 10048), (8080, 8164)]