90759320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1$

素因数の和:1476

約数の個数: 64

約数和(自身を含む): 214928640

約数和(自身を除く): 124169320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 53, 62, 106, 124, 155, 212, 248, 265, 310, 424, 530, 620, 1060, 1240, 1381, 1643, 2120, 2762, 3286, 5524, 6572, 6905, 8215, 11048, 13144, 13810, 16430, 27620, 32860, 42811, 55240, 65720, 73193, 85622, 146386, 171244, 214055, 292772, 342488, 365965, 428110, 585544, 731930, 856220, 1463860, 1712440, 2268983, 2927720, 4537966, 9075932, 11344915, 18151864, 22689830, 45379660, 90759320]

約数ペア:

[(1, 90759320), (2, 45379660), (4, 22689830), (5, 18151864), (8, 11344915), (10, 9075932), (20, 4537966), (31, 2927720), (40, 2268983), (53, 1712440), (62, 1463860), (106, 856220), (124, 731930), (155, 585544), (212, 428110), (248, 365965), (265, 342488), (310, 292772), (424, 214055), (530, 171244), (620, 146386), (1060, 85622), (1240, 73193), (1381, 65720), (1643, 55240), (2120, 42811), (2762, 32860), (3286, 27620), (5524, 16430), (6572, 13810), (6905, 13144), (8215, 11048)]