53657940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18251}}^1$

素因数の和:18277

約数の個数: 72

約数和(自身を含む): 174781152

約数和(自身を除く): 121123212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18251, 36502, 54753, 73004, 91255, 109506, 127757, 182510, 219012, 255514, 273765, 365020, 383271, 511028, 547530, 638785, 766542, 894299, 1095060, 1277570, 1533084, 1788598, 1916355, 2555140, 2682897, 3577196, 3832710, 4471495, 5365794, 7665420, 8942990, 10731588, 13414485, 17885980, 26828970, 53657940]

約数ペア:

[(1, 53657940), (2, 26828970), (3, 17885980), (4, 13414485), (5, 10731588), (6, 8942990), (7, 7665420), (10, 5365794), (12, 4471495), (14, 3832710), (15, 3577196), (20, 2682897), (21, 2555140), (28, 1916355), (30, 1788598), (35, 1533084), (42, 1277570), (49, 1095060), (60, 894299), (70, 766542), (84, 638785), (98, 547530), (105, 511028), (140, 383271), (147, 365020), (196, 273765), (210, 255514), (245, 219012), (294, 182510), (420, 127757), (490, 109506), (588, 91255), (735, 73004), (980, 54753), (1470, 36502), (2940, 18251)]