72481970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{28649}}^1$

素因数の和:28690

約数の個数: 32

約数和(自身を含む): 148521600

約数和(自身を除く): 76039630

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 28649, 57298, 143245, 286490, 315139, 630278, 658927, 1317854, 1575695, 3151390, 3294635, 6589270, 7248197, 14496394, 36240985, 72481970]

約数ペア:

[(1, 72481970), (2, 36240985), (5, 14496394), (10, 7248197), (11, 6589270), (22, 3294635), (23, 3151390), (46, 1575695), (55, 1317854), (110, 658927), (115, 630278), (230, 315139), (253, 286490), (506, 143245), (1265, 57298), (2530, 28649)]