255179600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1645

約数の個数: 120

約数和(自身を含む): 681956352

約数和(自身を除く): 426776752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 520, 620, 650, 775, 806, 1040, 1240, 1300, 1550, 1583, 1612, 2015, 2480, 2600, 3100, 3166, 3224, 4030, 5200, 6200, 6332, 6448, 7915, 8060, 10075, 12400, 12664, 15830, 16120, 20150, 20579, 25328, 31660, 32240, 39575, 40300, 41158, 49073, 63320, 79150, 80600, 82316, 98146, 102895, 126640, 158300, 161200, 164632, 196292, 205790, 245365, 316600, 329264, 392584, 411580, 490730, 514475, 633200, 637949, 785168, 823160, 981460, 1028950, 1226825, 1275898, 1646320, 1962920, 2057900, 2453650, 2551796, 3189745, 3925840, 4115800, 4907300, 5103592, 6379490, 8231600, 9814600, 10207184, 12758980, 15948725, 19629200, 25517960, 31897450, 51035920, 63794900, 127589800, 255179600]

約数ペア:

[(1, 255179600), (2, 127589800), (4, 63794900), (5, 51035920), (8, 31897450), (10, 25517960), (13, 19629200), (16, 15948725), (20, 12758980), (25, 10207184), (26, 9814600), (31, 8231600), (40, 6379490), (50, 5103592), (52, 4907300), (62, 4115800), (65, 3925840), (80, 3189745), (100, 2551796), (104, 2453650), (124, 2057900), (130, 1962920), (155, 1646320), (200, 1275898), (208, 1226825), (248, 1028950), (260, 981460), (310, 823160), (325, 785168), (400, 637949), (403, 633200), (496, 514475), (520, 490730), (620, 411580), (650, 392584), (775, 329264), (806, 316600), (1040, 245365), (1240, 205790), (1300, 196292), (1550, 164632), (1583, 161200), (1612, 158300), (2015, 126640), (2480, 102895), (2600, 98146), (3100, 82316), (3166, 80600), (3224, 79150), (4030, 63320), (5200, 49073), (6200, 41158), (6332, 40300), (6448, 39575), (7915, 32240), (8060, 31660), (10075, 25328), (12400, 20579), (12664, 20150), (15830, 16120)]