77239840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:494

約数の個数: 96

約数和(自身を含む): 196363440

約数和(自身を除く): 119123600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 73, 80, 85, 136, 146, 160, 170, 272, 292, 340, 365, 389, 544, 584, 680, 730, 778, 1168, 1241, 1360, 1460, 1556, 1945, 2336, 2482, 2720, 2920, 3112, 3890, 4964, 5840, 6205, 6224, 6613, 7780, 9928, 11680, 12410, 12448, 13226, 15560, 19856, 24820, 26452, 28397, 31120, 33065, 39712, 49640, 52904, 56794, 62240, 66130, 99280, 105808, 113588, 132260, 141985, 198560, 211616, 227176, 264520, 283970, 454352, 482749, 529040, 567940, 908704, 965498, 1058080, 1135880, 1930996, 2271760, 2413745, 3861992, 4543520, 4827490, 7723984, 9654980, 15447968, 19309960, 38619920, 77239840]

約数ペア:

[(1, 77239840), (2, 38619920), (4, 19309960), (5, 15447968), (8, 9654980), (10, 7723984), (16, 4827490), (17, 4543520), (20, 3861992), (32, 2413745), (34, 2271760), (40, 1930996), (68, 1135880), (73, 1058080), (80, 965498), (85, 908704), (136, 567940), (146, 529040), (160, 482749), (170, 454352), (272, 283970), (292, 264520), (340, 227176), (365, 211616), (389, 198560), (544, 141985), (584, 132260), (680, 113588), (730, 105808), (778, 99280), (1168, 66130), (1241, 62240), (1360, 56794), (1460, 52904), (1556, 49640), (1945, 39712), (2336, 33065), (2482, 31120), (2720, 28397), (2920, 26452), (3112, 24820), (3890, 19856), (4964, 15560), (5840, 13226), (6205, 12448), (6224, 12410), (6613, 11680), (7780, 9928)]