55471390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 112021056

約数和(自身を除く): 56549666

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 83, 97, 106, 130, 166, 194, 265, 415, 485, 530, 689, 830, 970, 1079, 1261, 1378, 2158, 2522, 3445, 4399, 5141, 5395, 6305, 6890, 8051, 8798, 10282, 10790, 12610, 16102, 21995, 25705, 40255, 43990, 51410, 57187, 66833, 80510, 104663, 114374, 133666, 209326, 285935, 334165, 426703, 523315, 571870, 668330, 853406, 1046630, 2133515, 4267030, 5547139, 11094278, 27735695, 55471390]

約数ペア:

[(1, 55471390), (2, 27735695), (5, 11094278), (10, 5547139), (13, 4267030), (26, 2133515), (53, 1046630), (65, 853406), (83, 668330), (97, 571870), (106, 523315), (130, 426703), (166, 334165), (194, 285935), (265, 209326), (415, 133666), (485, 114374), (530, 104663), (689, 80510), (830, 66833), (970, 57187), (1079, 51410), (1261, 43990), (1378, 40255), (2158, 25705), (2522, 21995), (3445, 16102), (4399, 12610), (5141, 10790), (5395, 10282), (6305, 8798), (6890, 8051)]