77926420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2477}}^1$

素因数の和:2521

約数の個数: 72

約数和(自身を含む): 193789512

約数和(自身を除く): 115863092

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1430, 1573, 2420, 2477, 2860, 3146, 4954, 6292, 7865, 9908, 12385, 15730, 24770, 27247, 31460, 32201, 49540, 54494, 64402, 108988, 128804, 136235, 161005, 272470, 299717, 322010, 354211, 544940, 599434, 644020, 708422, 1198868, 1416844, 1498585, 1771055, 2997170, 3542110, 3896321, 5994340, 7084220, 7792642, 15585284, 19481605, 38963210, 77926420]

約数ペア:

[(1, 77926420), (2, 38963210), (4, 19481605), (5, 15585284), (10, 7792642), (11, 7084220), (13, 5994340), (20, 3896321), (22, 3542110), (26, 2997170), (44, 1771055), (52, 1498585), (55, 1416844), (65, 1198868), (110, 708422), (121, 644020), (130, 599434), (143, 544940), (220, 354211), (242, 322010), (260, 299717), (286, 272470), (484, 161005), (572, 136235), (605, 128804), (715, 108988), (1210, 64402), (1430, 54494), (1573, 49540), (2420, 32201), (2477, 31460), (2860, 27247), (3146, 24770), (4954, 15730), (6292, 12385), (7865, 9908)]