100974320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 243064800

約数和(自身を除く): 142090480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 149, 172, 197, 215, 298, 344, 394, 430, 596, 688, 745, 788, 860, 985, 1192, 1490, 1576, 1720, 1970, 2384, 2980, 3152, 3440, 3940, 5960, 6407, 7880, 8471, 11920, 12814, 15760, 16942, 25628, 29353, 32035, 33884, 42355, 51256, 58706, 64070, 67768, 84710, 102512, 117412, 128140, 135536, 146765, 169420, 234824, 256280, 293530, 338840, 469648, 512560, 587060, 677680, 1174120, 1262179, 2348240, 2524358, 5048716, 6310895, 10097432, 12621790, 20194864, 25243580, 50487160, 100974320]

約数ペア:

[(1, 100974320), (2, 50487160), (4, 25243580), (5, 20194864), (8, 12621790), (10, 10097432), (16, 6310895), (20, 5048716), (40, 2524358), (43, 2348240), (80, 1262179), (86, 1174120), (149, 677680), (172, 587060), (197, 512560), (215, 469648), (298, 338840), (344, 293530), (394, 256280), (430, 234824), (596, 169420), (688, 146765), (745, 135536), (788, 128140), (860, 117412), (985, 102512), (1192, 84710), (1490, 67768), (1576, 64070), (1720, 58706), (1970, 51256), (2384, 42355), (2980, 33884), (3152, 32035), (3440, 29353), (3940, 25628), (5960, 16942), (6407, 15760), (7880, 12814), (8471, 11920)]