87175660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 144

約数和(自身を含む): 230858208

約数和(自身を除く): 143682548

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 85, 110, 121, 130, 143, 163, 170, 187, 220, 221, 242, 260, 286, 326, 340, 374, 442, 484, 572, 605, 652, 715, 748, 815, 884, 935, 1105, 1210, 1430, 1573, 1630, 1793, 1870, 2057, 2119, 2210, 2420, 2431, 2771, 2860, 3146, 3260, 3586, 3740, 4114, 4238, 4420, 4862, 5542, 6292, 7172, 7865, 8228, 8476, 8965, 9724, 10285, 10595, 11084, 12155, 13855, 15730, 17930, 19723, 20570, 21190, 23309, 24310, 26741, 27710, 30481, 31460, 35860, 36023, 39446, 41140, 42380, 46618, 48620, 53482, 55420, 60962, 72046, 78892, 93236, 98615, 106964, 116545, 121924, 133705, 144092, 152405, 180115, 197230, 233090, 256399, 267410, 304810, 335291, 360230, 394460, 396253, 466180, 512798, 534820, 609620, 670582, 720460, 792506, 1025596, 1281995, 1341164, 1585012, 1676455, 1981265, 2563990, 3352910, 3962530, 4358783, 5127980, 6705820, 7925060, 8717566, 17435132, 21793915, 43587830, 87175660]

約数ペア:

[(1, 87175660), (2, 43587830), (4, 21793915), (5, 17435132), (10, 8717566), (11, 7925060), (13, 6705820), (17, 5127980), (20, 4358783), (22, 3962530), (26, 3352910), (34, 2563990), (44, 1981265), (52, 1676455), (55, 1585012), (65, 1341164), (68, 1281995), (85, 1025596), (110, 792506), (121, 720460), (130, 670582), (143, 609620), (163, 534820), (170, 512798), (187, 466180), (220, 396253), (221, 394460), (242, 360230), (260, 335291), (286, 304810), (326, 267410), (340, 256399), (374, 233090), (442, 197230), (484, 180115), (572, 152405), (605, 144092), (652, 133705), (715, 121924), (748, 116545), (815, 106964), (884, 98615), (935, 93236), (1105, 78892), (1210, 72046), (1430, 60962), (1573, 55420), (1630, 53482), (1793, 48620), (1870, 46618), (2057, 42380), (2119, 41140), (2210, 39446), (2420, 36023), (2431, 35860), (2771, 31460), (2860, 30481), (3146, 27710), (3260, 26741), (3586, 24310), (3740, 23309), (4114, 21190), (4238, 20570), (4420, 19723), (4862, 17930), (5542, 15730), (6292, 13855), (7172, 12155), (7865, 11084), (8228, 10595), (8476, 10285), (8965, 9724)]