56153500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 135390528

約数和(自身を除く): 79237028

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 125, 130, 163, 212, 250, 260, 265, 325, 326, 500, 530, 650, 652, 689, 815, 1060, 1300, 1325, 1378, 1625, 1630, 2119, 2650, 2756, 3250, 3260, 3445, 4075, 4238, 5300, 6500, 6625, 6890, 8150, 8476, 8639, 10595, 13250, 13780, 16300, 17225, 17278, 20375, 21190, 26500, 34450, 34556, 40750, 42380, 43195, 52975, 68900, 81500, 86125, 86390, 105950, 112307, 172250, 172780, 211900, 215975, 224614, 264875, 344500, 431950, 449228, 529750, 561535, 863900, 1059500, 1079875, 1123070, 2159750, 2246140, 2807675, 4319500, 5615350, 11230700, 14038375, 28076750, 56153500]

約数ペア:

[(1, 56153500), (2, 28076750), (4, 14038375), (5, 11230700), (10, 5615350), (13, 4319500), (20, 2807675), (25, 2246140), (26, 2159750), (50, 1123070), (52, 1079875), (53, 1059500), (65, 863900), (100, 561535), (106, 529750), (125, 449228), (130, 431950), (163, 344500), (212, 264875), (250, 224614), (260, 215975), (265, 211900), (325, 172780), (326, 172250), (500, 112307), (530, 105950), (650, 86390), (652, 86125), (689, 81500), (815, 68900), (1060, 52975), (1300, 43195), (1325, 42380), (1378, 40750), (1625, 34556), (1630, 34450), (2119, 26500), (2650, 21190), (2756, 20375), (3250, 17278), (3260, 17225), (3445, 16300), (4075, 13780), (4238, 13250), (5300, 10595), (6500, 8639), (6625, 8476), (6890, 8150)]