42653680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 106600320

約数和(自身を除く): 63946640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 397, 632, 680, 790, 794, 1264, 1343, 1360, 1580, 1588, 1985, 2686, 3160, 3176, 3970, 5372, 6320, 6352, 6715, 6749, 7940, 10744, 13430, 13498, 15880, 21488, 26860, 26996, 31363, 31760, 33745, 53720, 53992, 62726, 67490, 107440, 107984, 125452, 134980, 156815, 250904, 269960, 313630, 501808, 533171, 539920, 627260, 1066342, 1254520, 2132684, 2509040, 2665855, 4265368, 5331710, 8530736, 10663420, 21326840, 42653680]

約数ペア:

[(1, 42653680), (2, 21326840), (4, 10663420), (5, 8530736), (8, 5331710), (10, 4265368), (16, 2665855), (17, 2509040), (20, 2132684), (34, 1254520), (40, 1066342), (68, 627260), (79, 539920), (80, 533171), (85, 501808), (136, 313630), (158, 269960), (170, 250904), (272, 156815), (316, 134980), (340, 125452), (395, 107984), (397, 107440), (632, 67490), (680, 62726), (790, 53992), (794, 53720), (1264, 33745), (1343, 31760), (1360, 31363), (1580, 26996), (1588, 26860), (1985, 21488), (2686, 15880), (3160, 13498), (3176, 13430), (3970, 10744), (5372, 7940), (6320, 6749), (6352, 6715)]