563855500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 1335559680

約数和(自身を除く): 771704180

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 223, 250, 260, 325, 389, 446, 500, 650, 778, 892, 1115, 1300, 1556, 1625, 1945, 2230, 2899, 3250, 3890, 4460, 5057, 5575, 5798, 6500, 7780, 9725, 10114, 11150, 11596, 14495, 19450, 20228, 22300, 25285, 27875, 28990, 38900, 48625, 50570, 55750, 57980, 72475, 86747, 97250, 101140, 111500, 126425, 144950, 173494, 194500, 252850, 289900, 346988, 362375, 433735, 505700, 632125, 724750, 867470, 1127711, 1264250, 1449500, 1734940, 2168675, 2255422, 2528500, 4337350, 4510844, 5638555, 8674700, 10843375, 11277110, 21686750, 22554220, 28192775, 43373500, 56385550, 112771100, 140963875, 281927750, 563855500]

約数ペア:

[(1, 563855500), (2, 281927750), (4, 140963875), (5, 112771100), (10, 56385550), (13, 43373500), (20, 28192775), (25, 22554220), (26, 21686750), (50, 11277110), (52, 10843375), (65, 8674700), (100, 5638555), (125, 4510844), (130, 4337350), (223, 2528500), (250, 2255422), (260, 2168675), (325, 1734940), (389, 1449500), (446, 1264250), (500, 1127711), (650, 867470), (778, 724750), (892, 632125), (1115, 505700), (1300, 433735), (1556, 362375), (1625, 346988), (1945, 289900), (2230, 252850), (2899, 194500), (3250, 173494), (3890, 144950), (4460, 126425), (5057, 111500), (5575, 101140), (5798, 97250), (6500, 86747), (7780, 72475), (9725, 57980), (10114, 55750), (11150, 50570), (11596, 48625), (14495, 38900), (19450, 28990), (20228, 27875), (22300, 25285)]