5198878750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{319931}}^1$

素因数の和:319966

約数の個数: 40

約数和(自身を含む): 10494409464

約数和(自身を除く): 5295530714

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 8125, 16250, 319931, 639862, 1599655, 3199310, 4159103, 7998275, 8318206, 15996550, 20795515, 39991375, 41591030, 79982750, 103977575, 199956875, 207955150, 399913750, 519887875, 1039775750, 2599439375, 5198878750]

約数ペア:

[(1, 5198878750), (2, 2599439375), (5, 1039775750), (10, 519887875), (13, 399913750), (25, 207955150), (26, 199956875), (50, 103977575), (65, 79982750), (125, 41591030), (130, 39991375), (250, 20795515), (325, 15996550), (625, 8318206), (650, 7998275), (1250, 4159103), (1625, 3199310), (3250, 1599655), (8125, 639862), (16250, 319931)]