87176560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 216236160

約数和(自身を除く): 129059600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 95, 152, 166, 190, 304, 332, 380, 415, 664, 691, 760, 830, 1328, 1382, 1520, 1577, 1660, 2764, 3154, 3320, 3455, 5528, 6308, 6640, 6910, 7885, 11056, 12616, 13129, 13820, 15770, 25232, 26258, 27640, 31540, 52516, 55280, 57353, 63080, 65645, 105032, 114706, 126160, 131290, 210064, 229412, 262580, 286765, 458824, 525160, 573530, 917648, 1050320, 1089707, 1147060, 2179414, 2294120, 4358828, 4588240, 5448535, 8717656, 10897070, 17435312, 21794140, 43588280, 87176560]

約数ペア:

[(1, 87176560), (2, 43588280), (4, 21794140), (5, 17435312), (8, 10897070), (10, 8717656), (16, 5448535), (19, 4588240), (20, 4358828), (38, 2294120), (40, 2179414), (76, 1147060), (80, 1089707), (83, 1050320), (95, 917648), (152, 573530), (166, 525160), (190, 458824), (304, 286765), (332, 262580), (380, 229412), (415, 210064), (664, 131290), (691, 126160), (760, 114706), (830, 105032), (1328, 65645), (1382, 63080), (1520, 57353), (1577, 55280), (1660, 52516), (2764, 31540), (3154, 27640), (3320, 26258), (3455, 25232), (5528, 15770), (6308, 13820), (6640, 13129), (6910, 12616), (7885, 11056)]