39183700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:577

約数の個数: 72

約数和(自身を含む): 91869120

約数和(自身を除く): 52685420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 41, 50, 76, 82, 95, 100, 164, 190, 205, 380, 410, 475, 503, 779, 820, 950, 1006, 1025, 1558, 1900, 2012, 2050, 2515, 3116, 3895, 4100, 5030, 7790, 9557, 10060, 12575, 15580, 19114, 19475, 20623, 25150, 38228, 38950, 41246, 47785, 50300, 77900, 82492, 95570, 103115, 191140, 206230, 238925, 391837, 412460, 477850, 515575, 783674, 955700, 1031150, 1567348, 1959185, 2062300, 3918370, 7836740, 9795925, 19591850, 39183700]

約数ペア:

[(1, 39183700), (2, 19591850), (4, 9795925), (5, 7836740), (10, 3918370), (19, 2062300), (20, 1959185), (25, 1567348), (38, 1031150), (41, 955700), (50, 783674), (76, 515575), (82, 477850), (95, 412460), (100, 391837), (164, 238925), (190, 206230), (205, 191140), (380, 103115), (410, 95570), (475, 82492), (503, 77900), (779, 50300), (820, 47785), (950, 41246), (1006, 38950), (1025, 38228), (1558, 25150), (1900, 20623), (2012, 19475), (2050, 19114), (2515, 15580), (3116, 12575), (3895, 10060), (4100, 9557), (5030, 7790)]