203764851940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25280999}}^1$

素因数の和:25281052

約数の個数: 48

約数和(自身を含む): 475687296000

約数和(自身を除く): 271922444060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 25280999, 50561998, 101123996, 126404995, 252809990, 328652987, 505619980, 657305974, 783710969, 1314611948, 1567421938, 1643264935, 3134843876, 3286529870, 3918554845, 6573059740, 7837109690, 10188242597, 15674219380, 20376485194, 40752970388, 50941212985, 101882425970, 203764851940]

約数ペア:

[(1, 203764851940), (2, 101882425970), (4, 50941212985), (5, 40752970388), (10, 20376485194), (13, 15674219380), (20, 10188242597), (26, 7837109690), (31, 6573059740), (52, 3918554845), (62, 3286529870), (65, 3134843876), (124, 1643264935), (130, 1567421938), (155, 1314611948), (260, 783710969), (310, 657305974), (403, 505619980), (620, 328652987), (806, 252809990), (1612, 126404995), (2015, 101123996), (4030, 50561998), (8060, 25280999)]