1978601403568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{743}}^1\times {\mathrm{73547}}^1$

素因数の和:74402

約数の個数: 80

約数和(自身を含む): 4016864618496

約数和(自身を除く): 2038263214928

約数列:

[1, 2, 4, 8, 16, 31, 62, 73, 124, 146, 248, 292, 496, 584, 743, 1168, 1486, 2263, 2972, 4526, 5944, 9052, 11888, 18104, 23033, 36208, 46066, 54239, 73547, 92132, 108478, 147094, 184264, 216956, 294188, 368528, 433912, 588376, 867824, 1176752, 1681409, 2279957, 3362818, 4559914, 5368931, 6725636, 9119828, 10737862, 13451272, 18239656, 21475724, 26902544, 36479312, 42951448, 54645421, 85902896, 109290842, 166436861, 218581684, 332873722, 437163368, 665747444, 874326736, 1331494888, 1694008051, 2662989776, 3388016102, 3989115733, 6776032204, 7978231466, 13552064408, 15956462932, 27104128816, 31912925864, 63825851728, 123662587723, 247325175446, 494650350892, 989300701784, 1978601403568]

約数ペア:

[(1, 1978601403568), (2, 989300701784), (4, 494650350892), (8, 247325175446), (16, 123662587723), (31, 63825851728), (62, 31912925864), (73, 27104128816), (124, 15956462932), (146, 13552064408), (248, 7978231466), (292, 6776032204), (496, 3989115733), (584, 3388016102), (743, 2662989776), (1168, 1694008051), (1486, 1331494888), (2263, 874326736), (2972, 665747444), (4526, 437163368), (5944, 332873722), (9052, 218581684), (11888, 166436861), (18104, 109290842), (23033, 85902896), (36208, 54645421), (46066, 42951448), (54239, 36479312), (73547, 26902544), (92132, 21475724), (108478, 18239656), (147094, 13451272), (184264, 10737862), (216956, 9119828), (294188, 6725636), (368528, 5368931), (433912, 4559914), (588376, 3362818), (867824, 2279957), (1176752, 1681409)]