86911840

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18731}}^1$

素因数の和:18775

約数の個数: 48

約数和(自身を含む): 212420880

約数和(自身を除く): 125509040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 18731, 37462, 74924, 93655, 149848, 187310, 299696, 374620, 543199, 599392, 749240, 1086398, 1498480, 2172796, 2715995, 2996960, 4345592, 5431990, 8691184, 10863980, 17382368, 21727960, 43455920, 86911840]

約数ペア:

[(1, 86911840), (2, 43455920), (4, 21727960), (5, 17382368), (8, 10863980), (10, 8691184), (16, 5431990), (20, 4345592), (29, 2996960), (32, 2715995), (40, 2172796), (58, 1498480), (80, 1086398), (116, 749240), (145, 599392), (160, 543199), (232, 374620), (290, 299696), (464, 187310), (580, 149848), (928, 93655), (1160, 74924), (2320, 37462), (4640, 18731)]