87474400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^2\times {\mathrm{647}}^1$

素因数の和:693

約数の個数: 108

約数和(自身を含む): 231594552

約数和(自身を除く): 144120152

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 169, 200, 208, 260, 325, 338, 400, 416, 520, 647, 650, 676, 800, 845, 1040, 1294, 1300, 1352, 1690, 2080, 2588, 2600, 2704, 3235, 3380, 4225, 5176, 5200, 5408, 6470, 6760, 8411, 8450, 10352, 10400, 12940, 13520, 16175, 16822, 16900, 20704, 25880, 27040, 32350, 33644, 33800, 42055, 51760, 64700, 67288, 67600, 84110, 103520, 109343, 129400, 134576, 135200, 168220, 210275, 218686, 258800, 269152, 336440, 420550, 437372, 517600, 546715, 672880, 841100, 874744, 1093430, 1345760, 1682200, 1749488, 2186860, 2733575, 3364400, 3498976, 4373720, 5467150, 6728800, 8747440, 10934300, 17494880, 21868600, 43737200, 87474400]

約数ペア:

[(1, 87474400), (2, 43737200), (4, 21868600), (5, 17494880), (8, 10934300), (10, 8747440), (13, 6728800), (16, 5467150), (20, 4373720), (25, 3498976), (26, 3364400), (32, 2733575), (40, 2186860), (50, 1749488), (52, 1682200), (65, 1345760), (80, 1093430), (100, 874744), (104, 841100), (130, 672880), (160, 546715), (169, 517600), (200, 437372), (208, 420550), (260, 336440), (325, 269152), (338, 258800), (400, 218686), (416, 210275), (520, 168220), (647, 135200), (650, 134576), (676, 129400), (800, 109343), (845, 103520), (1040, 84110), (1294, 67600), (1300, 67288), (1352, 64700), (1690, 51760), (2080, 42055), (2588, 33800), (2600, 33644), (2704, 32350), (3235, 27040), (3380, 25880), (4225, 20704), (5176, 16900), (5200, 16822), (5408, 16175), (6470, 13520), (6760, 12940), (8411, 10400), (8450, 10352)]