69191690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3659}}^1$

素因数の和:3758

約数の個数: 32

約数和(自身を含む): 130705920

約数和(自身を除く): 61514230

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3659, 3782, 7318, 9455, 18295, 18910, 36590, 113429, 223199, 226858, 446398, 567145, 1115995, 1134290, 2231990, 6919169, 13838338, 34595845, 69191690]

約数ペア:

[(1, 69191690), (2, 34595845), (5, 13838338), (10, 6919169), (31, 2231990), (61, 1134290), (62, 1115995), (122, 567145), (155, 446398), (305, 226858), (310, 223199), (610, 113429), (1891, 36590), (3659, 18910), (3782, 18295), (7318, 9455)]