19003921900

素因数分解:

$2^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{11287}}^1$

素因数の和:11563

約数の個数: 72

約数和(自身を含む): 41886381600

約数和(自身を除く): 22882459700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 113, 149, 226, 298, 452, 565, 596, 745, 1130, 1490, 2260, 2825, 2980, 3725, 5650, 7450, 11287, 11300, 14900, 16837, 22574, 33674, 45148, 56435, 67348, 84185, 112870, 168370, 225740, 282175, 336740, 420925, 564350, 841850, 1128700, 1275431, 1681763, 1683700, 2550862, 3363526, 5101724, 6377155, 6727052, 8408815, 12754310, 16817630, 25508620, 31885775, 33635260, 42044075, 63771550, 84088150, 127543100, 168176300, 190039219, 380078438, 760156876, 950196095, 1900392190, 3800784380, 4750980475, 9501960950, 19003921900]

約数ペア:

[(1, 19003921900), (2, 9501960950), (4, 4750980475), (5, 3800784380), (10, 1900392190), (20, 950196095), (25, 760156876), (50, 380078438), (100, 190039219), (113, 168176300), (149, 127543100), (226, 84088150), (298, 63771550), (452, 42044075), (565, 33635260), (596, 31885775), (745, 25508620), (1130, 16817630), (1490, 12754310), (2260, 8408815), (2825, 6727052), (2980, 6377155), (3725, 5101724), (5650, 3363526), (7450, 2550862), (11287, 1683700), (11300, 1681763), (14900, 1275431), (16837, 1128700), (22574, 841850), (33674, 564350), (45148, 420925), (56435, 336740), (67348, 282175), (84185, 225740), (112870, 168370)]