64462420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3709}}^1$

素因数の和:3808

約数の個数: 48

約数和(自身を含む): 149587200

約数和(自身を除く): 85124780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 3709, 4345, 7418, 8690, 14836, 17380, 18545, 37090, 40799, 74180, 81598, 163196, 203995, 293011, 407990, 586022, 815980, 1172044, 1465055, 2930110, 3223121, 5860220, 6446242, 12892484, 16115605, 32231210, 64462420]

約数ペア:

[(1, 64462420), (2, 32231210), (4, 16115605), (5, 12892484), (10, 6446242), (11, 5860220), (20, 3223121), (22, 2930110), (44, 1465055), (55, 1172044), (79, 815980), (110, 586022), (158, 407990), (220, 293011), (316, 203995), (395, 163196), (790, 81598), (869, 74180), (1580, 40799), (1738, 37090), (3476, 18545), (3709, 17380), (4345, 14836), (7418, 8690)]