25960020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 79543296

約数和(自身を除く): 53583276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 821, 930, 1020, 1054, 1581, 1642, 1860, 2108, 2463, 2635, 3162, 3284, 4105, 4926, 5270, 6324, 7905, 8210, 9852, 10540, 12315, 13957, 15810, 16420, 24630, 25451, 27914, 31620, 41871, 49260, 50902, 55828, 69785, 76353, 83742, 101804, 127255, 139570, 152706, 167484, 209355, 254510, 279140, 305412, 381765, 418710, 432667, 509020, 763530, 837420, 865334, 1298001, 1527060, 1730668, 2163335, 2596002, 4326670, 5192004, 6490005, 8653340, 12980010, 25960020]

約数ペア:

[(1, 25960020), (2, 12980010), (3, 8653340), (4, 6490005), (5, 5192004), (6, 4326670), (10, 2596002), (12, 2163335), (15, 1730668), (17, 1527060), (20, 1298001), (30, 865334), (31, 837420), (34, 763530), (51, 509020), (60, 432667), (62, 418710), (68, 381765), (85, 305412), (93, 279140), (102, 254510), (124, 209355), (155, 167484), (170, 152706), (186, 139570), (204, 127255), (255, 101804), (310, 83742), (340, 76353), (372, 69785), (465, 55828), (510, 50902), (527, 49260), (620, 41871), (821, 31620), (930, 27914), (1020, 25451), (1054, 24630), (1581, 16420), (1642, 15810), (1860, 13957), (2108, 12315), (2463, 10540), (2635, 9852), (3162, 8210), (3284, 7905), (4105, 6324), (4926, 5270)]