64041140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 137507328

約数和(自身を除く): 73466188

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 173, 223, 332, 346, 415, 446, 692, 830, 865, 892, 1115, 1660, 1730, 2230, 3460, 4460, 14359, 18509, 28718, 37018, 38579, 57436, 71795, 74036, 77158, 92545, 143590, 154316, 185090, 192895, 287180, 370180, 385790, 771580, 3202057, 6404114, 12808228, 16010285, 32020570, 64041140]

約数ペア:

[(1, 64041140), (2, 32020570), (4, 16010285), (5, 12808228), (10, 6404114), (20, 3202057), (83, 771580), (166, 385790), (173, 370180), (223, 287180), (332, 192895), (346, 185090), (415, 154316), (446, 143590), (692, 92545), (830, 77158), (865, 74036), (892, 71795), (1115, 57436), (1660, 38579), (1730, 37018), (2230, 28718), (3460, 18509), (4460, 14359)]