71450720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40597}}^1$

素因数の和:40623

約数の個数: 48

約数和(自身を含む): 184152528

約数和(自身を除く): 112701808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40597, 81194, 162388, 202985, 324776, 405970, 446567, 649552, 811940, 893134, 1299104, 1623880, 1786268, 2232835, 3247760, 3572536, 4465670, 6495520, 7145072, 8931340, 14290144, 17862680, 35725360, 71450720]

約数ペア:

[(1, 71450720), (2, 35725360), (4, 17862680), (5, 14290144), (8, 8931340), (10, 7145072), (11, 6495520), (16, 4465670), (20, 3572536), (22, 3247760), (32, 2232835), (40, 1786268), (44, 1623880), (55, 1299104), (80, 893134), (88, 811940), (110, 649552), (160, 446567), (176, 405970), (220, 324776), (352, 202985), (440, 162388), (880, 81194), (1760, 40597)]