189034900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 108

約数和(自身を含む): 451943296

約数和(自身を除く): 262908396

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 155, 170, 211, 289, 310, 340, 422, 425, 527, 578, 620, 775, 844, 850, 1054, 1055, 1156, 1445, 1550, 1700, 2108, 2110, 2635, 2890, 3100, 3587, 4220, 5270, 5275, 5780, 6541, 7174, 7225, 8959, 10540, 10550, 13082, 13175, 14348, 14450, 17918, 17935, 21100, 26164, 26350, 28900, 32705, 35836, 35870, 44795, 52700, 60979, 65410, 71740, 89590, 89675, 111197, 121958, 130820, 163525, 179180, 179350, 222394, 223975, 243916, 304895, 327050, 358700, 444788, 447950, 555985, 609790, 654100, 895900, 1111970, 1219580, 1524475, 1890349, 2223940, 2779925, 3048950, 3780698, 5559850, 6097900, 7561396, 9451745, 11119700, 18903490, 37806980, 47258725, 94517450, 189034900]

約数ペア:

[(1, 189034900), (2, 94517450), (4, 47258725), (5, 37806980), (10, 18903490), (17, 11119700), (20, 9451745), (25, 7561396), (31, 6097900), (34, 5559850), (50, 3780698), (62, 3048950), (68, 2779925), (85, 2223940), (100, 1890349), (124, 1524475), (155, 1219580), (170, 1111970), (211, 895900), (289, 654100), (310, 609790), (340, 555985), (422, 447950), (425, 444788), (527, 358700), (578, 327050), (620, 304895), (775, 243916), (844, 223975), (850, 222394), (1054, 179350), (1055, 179180), (1156, 163525), (1445, 130820), (1550, 121958), (1700, 111197), (2108, 89675), (2110, 89590), (2635, 71740), (2890, 65410), (3100, 60979), (3587, 52700), (4220, 44795), (5270, 35870), (5275, 35836), (5780, 32705), (6541, 28900), (7174, 26350), (7225, 26164), (8959, 21100), (10540, 17935), (10550, 17918), (13082, 14450), (13175, 14348)]