56017000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 146764800

約数和(自身を除く): 90747800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 31, 40, 50, 52, 62, 65, 100, 104, 124, 125, 130, 139, 155, 200, 248, 250, 260, 278, 310, 325, 403, 500, 520, 556, 620, 650, 695, 775, 806, 1000, 1112, 1240, 1300, 1390, 1550, 1612, 1625, 1807, 2015, 2600, 2780, 3100, 3224, 3250, 3475, 3614, 3875, 4030, 4309, 5560, 6200, 6500, 6950, 7228, 7750, 8060, 8618, 9035, 10075, 13000, 13900, 14456, 15500, 16120, 17236, 17375, 18070, 20150, 21545, 27800, 31000, 34472, 34750, 36140, 40300, 43090, 45175, 50375, 56017, 69500, 72280, 80600, 86180, 90350, 100750, 107725, 112034, 139000, 172360, 180700, 201500, 215450, 224068, 225875, 280085, 361400, 403000, 430900, 448136, 451750, 538625, 560170, 861800, 903500, 1077250, 1120340, 1400425, 1807000, 2154500, 2240680, 2800850, 4309000, 5601700, 7002125, 11203400, 14004250, 28008500, 56017000]

約数ペア:

[(1, 56017000), (2, 28008500), (4, 14004250), (5, 11203400), (8, 7002125), (10, 5601700), (13, 4309000), (20, 2800850), (25, 2240680), (26, 2154500), (31, 1807000), (40, 1400425), (50, 1120340), (52, 1077250), (62, 903500), (65, 861800), (100, 560170), (104, 538625), (124, 451750), (125, 448136), (130, 430900), (139, 403000), (155, 361400), (200, 280085), (248, 225875), (250, 224068), (260, 215450), (278, 201500), (310, 180700), (325, 172360), (403, 139000), (500, 112034), (520, 107725), (556, 100750), (620, 90350), (650, 86180), (695, 80600), (775, 72280), (806, 69500), (1000, 56017), (1112, 50375), (1240, 45175), (1300, 43090), (1390, 40300), (1550, 36140), (1612, 34750), (1625, 34472), (1807, 31000), (2015, 27800), (2600, 21545), (2780, 20150), (3100, 18070), (3224, 17375), (3250, 17236), (3475, 16120), (3614, 15500), (3875, 14456), (4030, 13900), (4309, 13000), (5560, 10075), (6200, 9035), (6500, 8618), (6950, 8060), (7228, 7750)]