90345440

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{19471}}^1$

素因数の和:19515

約数の個数: 48

約数和(自身を含む): 220812480

約数和(自身を除く): 130467040

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, 19471, 38942, 77884, 97355, 155768, 194710, 311536, 389420, 564659, 623072, 778840, 1129318, 1557680, 2258636, 2823295, 3115360, 4517272, 5646590, 9034544, 11293180, 18069088, 22586360, 45172720, 90345440]

約数ペア:

[(1, 90345440), (2, 45172720), (4, 22586360), (5, 18069088), (8, 11293180), (10, 9034544), (16, 5646590), (20, 4517272), (29, 3115360), (32, 2823295), (40, 2258636), (58, 1557680), (80, 1129318), (116, 778840), (145, 623072), (160, 564659), (232, 389420), (290, 311536), (464, 194710), (580, 155768), (928, 97355), (1160, 77884), (2320, 38942), (4640, 19471)]