13616980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 31215744

約数和(自身を除く): 17598764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 631, 830, 1079, 1262, 1660, 2158, 2524, 3155, 4316, 5395, 6310, 8203, 10790, 12620, 16406, 21580, 32812, 41015, 52373, 82030, 104746, 164060, 209492, 261865, 523730, 680849, 1047460, 1361698, 2723396, 3404245, 6808490, 13616980]

約数ペア:

[(1, 13616980), (2, 6808490), (4, 3404245), (5, 2723396), (10, 1361698), (13, 1047460), (20, 680849), (26, 523730), (52, 261865), (65, 209492), (83, 164060), (130, 104746), (166, 82030), (260, 52373), (332, 41015), (415, 32812), (631, 21580), (830, 16406), (1079, 12620), (1262, 10790), (1660, 8203), (2158, 6310), (2524, 5395), (3155, 4316)]