72983020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2113}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 168342048

約数和(自身を除く): 95359028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1570, 1727, 2113, 3140, 3454, 4226, 6908, 8452, 8635, 10565, 17270, 21130, 23243, 34540, 42260, 46486, 92972, 116215, 232430, 331741, 464860, 663482, 1326964, 1658705, 3317410, 3649151, 6634820, 7298302, 14596604, 18245755, 36491510, 72983020]

約数ペア:

[(1, 72983020), (2, 36491510), (4, 18245755), (5, 14596604), (10, 7298302), (11, 6634820), (20, 3649151), (22, 3317410), (44, 1658705), (55, 1326964), (110, 663482), (157, 464860), (220, 331741), (314, 232430), (628, 116215), (785, 92972), (1570, 46486), (1727, 42260), (2113, 34540), (3140, 23243), (3454, 21130), (4226, 17270), (6908, 10565), (8452, 8635)]