91142480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:325

約数の個数: 160

約数和(自身を含む): 257983488

約数和(自身を除く): 166841008

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 80, 88, 104, 110, 124, 130, 143, 155, 176, 208, 220, 248, 257, 260, 286, 310, 341, 403, 440, 496, 514, 520, 572, 620, 682, 715, 806, 880, 1028, 1040, 1144, 1240, 1285, 1364, 1430, 1612, 1705, 2015, 2056, 2288, 2480, 2570, 2728, 2827, 2860, 3224, 3341, 3410, 4030, 4112, 4433, 5140, 5456, 5654, 5720, 6448, 6682, 6820, 7967, 8060, 8866, 10280, 11308, 11440, 13364, 13640, 14135, 15934, 16120, 16705, 17732, 20560, 22165, 22616, 26728, 27280, 28270, 31868, 32240, 33410, 35464, 36751, 39835, 44330, 45232, 53456, 56540, 63736, 66820, 70928, 73502, 79670, 87637, 88660, 103571, 113080, 127472, 133640, 147004, 159340, 175274, 177320, 183755, 207142, 226160, 267280, 294008, 318680, 350548, 354640, 367510, 414284, 438185, 517855, 588016, 637360, 701096, 735020, 828568, 876370, 1035710, 1139281, 1402192, 1470040, 1657136, 1752740, 2071420, 2278562, 2940080, 3505480, 4142840, 4557124, 5696405, 7010960, 8285680, 9114248, 11392810, 18228496, 22785620, 45571240, 91142480]

約数ペア:

[(1, 91142480), (2, 45571240), (4, 22785620), (5, 18228496), (8, 11392810), (10, 9114248), (11, 8285680), (13, 7010960), (16, 5696405), (20, 4557124), (22, 4142840), (26, 3505480), (31, 2940080), (40, 2278562), (44, 2071420), (52, 1752740), (55, 1657136), (62, 1470040), (65, 1402192), (80, 1139281), (88, 1035710), (104, 876370), (110, 828568), (124, 735020), (130, 701096), (143, 637360), (155, 588016), (176, 517855), (208, 438185), (220, 414284), (248, 367510), (257, 354640), (260, 350548), (286, 318680), (310, 294008), (341, 267280), (403, 226160), (440, 207142), (496, 183755), (514, 177320), (520, 175274), (572, 159340), (620, 147004), (682, 133640), (715, 127472), (806, 113080), (880, 103571), (1028, 88660), (1040, 87637), (1144, 79670), (1240, 73502), (1285, 70928), (1364, 66820), (1430, 63736), (1612, 56540), (1705, 53456), (2015, 45232), (2056, 44330), (2288, 39835), (2480, 36751), (2570, 35464), (2728, 33410), (2827, 32240), (2860, 31868), (3224, 28270), (3341, 27280), (3410, 26728), (4030, 22616), (4112, 22165), (4433, 20560), (5140, 17732), (5456, 16705), (5654, 16120), (5720, 15934), (6448, 14135), (6682, 13640), (6820, 13364), (7967, 11440), (8060, 11308), (8866, 10280)]