80462480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2711}}^1$

素因数の和:2784

約数の個数: 80

約数和(自身を含む): 217914624

約数和(自身を除く): 137452144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2711, 2968, 3710, 4240, 5422, 5936, 7420, 10844, 13555, 14840, 18977, 21688, 27110, 29680, 37954, 43376, 54220, 75908, 94885, 108440, 143683, 151816, 189770, 216880, 287366, 303632, 379540, 574732, 718415, 759080, 1005781, 1149464, 1436830, 1518160, 2011562, 2298928, 2873660, 4023124, 5028905, 5747320, 8046248, 10057810, 11494640, 16092496, 20115620, 40231240, 80462480]

約数ペア:

[(1, 80462480), (2, 40231240), (4, 20115620), (5, 16092496), (7, 11494640), (8, 10057810), (10, 8046248), (14, 5747320), (16, 5028905), (20, 4023124), (28, 2873660), (35, 2298928), (40, 2011562), (53, 1518160), (56, 1436830), (70, 1149464), (80, 1005781), (106, 759080), (112, 718415), (140, 574732), (212, 379540), (265, 303632), (280, 287366), (371, 216880), (424, 189770), (530, 151816), (560, 143683), (742, 108440), (848, 94885), (1060, 75908), (1484, 54220), (1855, 43376), (2120, 37954), (2711, 29680), (2968, 27110), (3710, 21688), (4240, 18977), (5422, 14840), (5936, 13555), (7420, 10844)]