80147320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9587}}^1$

素因数の和:9628

約数の個数: 64

約数和(自身を含む): 207100800

約数和(自身を除く): 126953480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 9587, 19174, 38348, 47935, 76696, 95870, 105457, 182153, 191740, 210914, 364306, 383480, 421828, 527285, 728612, 843656, 910765, 1054570, 1457224, 1821530, 2003683, 2109140, 3643060, 4007366, 4218280, 7286120, 8014732, 10018415, 16029464, 20036830, 40073660, 80147320]

約数ペア:

[(1, 80147320), (2, 40073660), (4, 20036830), (5, 16029464), (8, 10018415), (10, 8014732), (11, 7286120), (19, 4218280), (20, 4007366), (22, 3643060), (38, 2109140), (40, 2003683), (44, 1821530), (55, 1457224), (76, 1054570), (88, 910765), (95, 843656), (110, 728612), (152, 527285), (190, 421828), (209, 383480), (220, 364306), (380, 210914), (418, 191740), (440, 182153), (760, 105457), (836, 95870), (1045, 76696), (1672, 47935), (2090, 38348), (4180, 19174), (8360, 9587)]