9071609980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{356869}}^1$

素因数の和:356950

約数の個数: 48

約数和(自身を含む): 20144597760

約数和(自身を除く): 11072987780

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 5084, 6355, 12710, 25420, 356869, 713738, 1427476, 1784345, 3568690, 7137380, 11062939, 14631629, 22125878, 29263258, 44251756, 55314695, 58526516, 73158145, 110629390, 146316290, 221258780, 292632580, 453580499, 907160998, 1814321996, 2267902495, 4535804990, 9071609980]

約数ペア:

[(1, 9071609980), (2, 4535804990), (4, 2267902495), (5, 1814321996), (10, 907160998), (20, 453580499), (31, 292632580), (41, 221258780), (62, 146316290), (82, 110629390), (124, 73158145), (155, 58526516), (164, 55314695), (205, 44251756), (310, 29263258), (410, 22125878), (620, 14631629), (820, 11062939), (1271, 7137380), (2542, 3568690), (5084, 1784345), (6355, 1427476), (12710, 713738), (25420, 356869)]