75321740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1069}}^1$

素因数の和:1362

約数の個数: 48

約数和(自身を含む): 171131520

約数和(自身を除く): 95809780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 1069, 1084, 1355, 2138, 2710, 3523, 4276, 5345, 5420, 7046, 10690, 13897, 14092, 17615, 21380, 27794, 35230, 55588, 69485, 70460, 138970, 277940, 289699, 579398, 1158796, 1448495, 2896990, 3766087, 5793980, 7532174, 15064348, 18830435, 37660870, 75321740]

約数ペア:

[(1, 75321740), (2, 37660870), (4, 18830435), (5, 15064348), (10, 7532174), (13, 5793980), (20, 3766087), (26, 2896990), (52, 1448495), (65, 1158796), (130, 579398), (260, 289699), (271, 277940), (542, 138970), (1069, 70460), (1084, 69485), (1355, 55588), (2138, 35230), (2710, 27794), (3523, 21380), (4276, 17615), (5345, 14092), (5420, 13897), (7046, 10690)]