89128720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 216986112

約数和(自身を除く): 127857392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 83, 124, 155, 166, 248, 310, 332, 415, 433, 496, 620, 664, 830, 866, 1240, 1328, 1660, 1732, 2165, 2480, 2573, 3320, 3464, 4330, 5146, 6640, 6928, 8660, 10292, 12865, 13423, 17320, 20584, 25730, 26846, 34640, 35939, 41168, 51460, 53692, 67115, 71878, 102920, 107384, 134230, 143756, 179695, 205840, 214768, 268460, 287512, 359390, 536920, 575024, 718780, 1073840, 1114109, 1437560, 2228218, 2875120, 4456436, 5570545, 8912872, 11141090, 17825744, 22282180, 44564360, 89128720]

約数ペア:

[(1, 89128720), (2, 44564360), (4, 22282180), (5, 17825744), (8, 11141090), (10, 8912872), (16, 5570545), (20, 4456436), (31, 2875120), (40, 2228218), (62, 1437560), (80, 1114109), (83, 1073840), (124, 718780), (155, 575024), (166, 536920), (248, 359390), (310, 287512), (332, 268460), (415, 214768), (433, 205840), (496, 179695), (620, 143756), (664, 134230), (830, 107384), (866, 102920), (1240, 71878), (1328, 67115), (1660, 53692), (1732, 51460), (2165, 41168), (2480, 35939), (2573, 34640), (3320, 26846), (3464, 25730), (4330, 20584), (5146, 17320), (6640, 13423), (6928, 12865), (8660, 10292)]