71302720

素因数分解:

$2^6\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1367}}^1$

素因数の和:1547

約数の個数: 56

約数和(自身を含む): 170956224

約数和(自身を除く): 99653504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 163, 320, 326, 652, 815, 1304, 1367, 1630, 2608, 2734, 3260, 5216, 5468, 6520, 6835, 10432, 10936, 13040, 13670, 21872, 26080, 27340, 43744, 52160, 54680, 87488, 109360, 218720, 222821, 437440, 445642, 891284, 1114105, 1782568, 2228210, 3565136, 4456420, 7130272, 8912840, 14260544, 17825680, 35651360, 71302720]

約数ペア:

[(1, 71302720), (2, 35651360), (4, 17825680), (5, 14260544), (8, 8912840), (10, 7130272), (16, 4456420), (20, 3565136), (32, 2228210), (40, 1782568), (64, 1114105), (80, 891284), (160, 445642), (163, 437440), (320, 222821), (326, 218720), (652, 109360), (815, 87488), (1304, 54680), (1367, 52160), (1630, 43744), (2608, 27340), (2734, 26080), (3260, 21872), (5216, 13670), (5468, 13040), (6520, 10936), (6835, 10432)]