49123880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5557}}^1$

素因数の和:5598

約数の個数: 64

約数和(自身を含む): 126055440

約数和(自身を除く): 76931560

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 5557, 8840, 11114, 22228, 27785, 44456, 55570, 72241, 94469, 111140, 144482, 188938, 222280, 288964, 361205, 377876, 472345, 577928, 722410, 755752, 944690, 1228097, 1444820, 1889380, 2456194, 2889640, 3778760, 4912388, 6140485, 9824776, 12280970, 24561940, 49123880]

約数ペア:

[(1, 49123880), (2, 24561940), (4, 12280970), (5, 9824776), (8, 6140485), (10, 4912388), (13, 3778760), (17, 2889640), (20, 2456194), (26, 1889380), (34, 1444820), (40, 1228097), (52, 944690), (65, 755752), (68, 722410), (85, 577928), (104, 472345), (130, 377876), (136, 361205), (170, 288964), (221, 222280), (260, 188938), (340, 144482), (442, 111140), (520, 94469), (680, 72241), (884, 55570), (1105, 44456), (1768, 27785), (2210, 22228), (4420, 11114), (5557, 8840)]