28642450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 58281984

約数和(自身を除く): 29639534

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 425, 527, 775, 850, 1054, 1087, 1550, 2174, 2635, 5270, 5435, 10870, 13175, 18479, 26350, 27175, 33697, 36958, 54350, 67394, 92395, 168485, 184790, 336970, 461975, 572849, 842425, 923950, 1145698, 1684850, 2864245, 5728490, 14321225, 28642450]

約数ペア:

[(1, 28642450), (2, 14321225), (5, 5728490), (10, 2864245), (17, 1684850), (25, 1145698), (31, 923950), (34, 842425), (50, 572849), (62, 461975), (85, 336970), (155, 184790), (170, 168485), (310, 92395), (425, 67394), (527, 54350), (775, 36958), (850, 33697), (1054, 27175), (1087, 26350), (1550, 18479), (2174, 13175), (2635, 10870), (5270, 5435)]