87147280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{593}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 222735744

約数和(自身を除く): 135588464

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 167, 176, 220, 334, 440, 593, 668, 835, 880, 1186, 1336, 1670, 1837, 2372, 2672, 2965, 3340, 3674, 4744, 5930, 6523, 6680, 7348, 9185, 9488, 11860, 13046, 13360, 14696, 18370, 23720, 26092, 29392, 32615, 36740, 47440, 52184, 65230, 73480, 99031, 104368, 130460, 146960, 198062, 260920, 396124, 495155, 521840, 792248, 990310, 1089341, 1584496, 1980620, 2178682, 3961240, 4357364, 5446705, 7922480, 8714728, 10893410, 17429456, 21786820, 43573640, 87147280]

約数ペア:

[(1, 87147280), (2, 43573640), (4, 21786820), (5, 17429456), (8, 10893410), (10, 8714728), (11, 7922480), (16, 5446705), (20, 4357364), (22, 3961240), (40, 2178682), (44, 1980620), (55, 1584496), (80, 1089341), (88, 990310), (110, 792248), (167, 521840), (176, 495155), (220, 396124), (334, 260920), (440, 198062), (593, 146960), (668, 130460), (835, 104368), (880, 99031), (1186, 73480), (1336, 65230), (1670, 52184), (1837, 47440), (2372, 36740), (2672, 32615), (2965, 29392), (3340, 26092), (3674, 23720), (4744, 18370), (5930, 14696), (6523, 13360), (6680, 13046), (7348, 11860), (9185, 9488)]