80769572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 156737280

約数和(自身を除く): 75967708

約数列:

[1, 2, 4, 13, 26, 52, 67, 97, 134, 194, 239, 268, 388, 478, 871, 956, 1261, 1742, 2522, 3107, 3484, 5044, 6214, 6499, 12428, 12998, 16013, 23183, 25996, 32026, 46366, 64052, 84487, 92732, 168974, 208169, 301379, 337948, 416338, 602758, 832676, 1205516, 1553261, 3106522, 6213044, 20192393, 40384786, 80769572]

約数ペア:

[(1, 80769572), (2, 40384786), (4, 20192393), (13, 6213044), (26, 3106522), (52, 1553261), (67, 1205516), (97, 832676), (134, 602758), (194, 416338), (239, 337948), (268, 301379), (388, 208169), (478, 168974), (871, 92732), (956, 84487), (1261, 64052), (1742, 46366), (2522, 32026), (3107, 25996), (3484, 23183), (5044, 16013), (6214, 12998), (6499, 12428)]