76447120

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 185023872

約数和(自身を除く): 108576752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 71, 80, 86, 142, 172, 215, 284, 313, 344, 355, 430, 568, 626, 688, 710, 860, 1136, 1252, 1420, 1565, 1720, 2504, 2840, 3053, 3130, 3440, 5008, 5680, 6106, 6260, 12212, 12520, 13459, 15265, 22223, 24424, 25040, 26918, 30530, 44446, 48848, 53836, 61060, 67295, 88892, 107672, 111115, 122120, 134590, 177784, 215344, 222230, 244240, 269180, 355568, 444460, 538360, 888920, 955589, 1076720, 1777840, 1911178, 3822356, 4777945, 7644712, 9555890, 15289424, 19111780, 38223560, 76447120]

約数ペア:

[(1, 76447120), (2, 38223560), (4, 19111780), (5, 15289424), (8, 9555890), (10, 7644712), (16, 4777945), (20, 3822356), (40, 1911178), (43, 1777840), (71, 1076720), (80, 955589), (86, 888920), (142, 538360), (172, 444460), (215, 355568), (284, 269180), (313, 244240), (344, 222230), (355, 215344), (430, 177784), (568, 134590), (626, 122120), (688, 111115), (710, 107672), (860, 88892), (1136, 67295), (1252, 61060), (1420, 53836), (1565, 48848), (1720, 44446), (2504, 30530), (2840, 26918), (3053, 25040), (3130, 24424), (3440, 22223), (5008, 15265), (5680, 13459), (6106, 12520), (6260, 12212)]