89849780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{463}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 195815424

約数和(自身を除く): 105965644

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 313, 463, 620, 626, 926, 1252, 1565, 1852, 2315, 3130, 4630, 6260, 9260, 9703, 14353, 19406, 28706, 38812, 48515, 57412, 71765, 97030, 143530, 144919, 194060, 287060, 289838, 579676, 724595, 1449190, 2898380, 4492489, 8984978, 17969956, 22462445, 44924890, 89849780]

約数ペア:

[(1, 89849780), (2, 44924890), (4, 22462445), (5, 17969956), (10, 8984978), (20, 4492489), (31, 2898380), (62, 1449190), (124, 724595), (155, 579676), (310, 289838), (313, 287060), (463, 194060), (620, 144919), (626, 143530), (926, 97030), (1252, 71765), (1565, 57412), (1852, 48515), (2315, 38812), (3130, 28706), (4630, 19406), (6260, 14353), (9260, 9703)]