172876250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:321

約数の個数: 80

約数和(自身を含む): 354261600

約数和(自身を除く): 181385350

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 125, 145, 190, 250, 251, 290, 475, 502, 551, 625, 725, 950, 1102, 1250, 1255, 1450, 2375, 2510, 2755, 3625, 4750, 4769, 5510, 6275, 7250, 7279, 9538, 11875, 12550, 13775, 14558, 18125, 23750, 23845, 27550, 31375, 36250, 36395, 47690, 62750, 68875, 72790, 119225, 137750, 138301, 156875, 181975, 238450, 276602, 313750, 344375, 363950, 596125, 688750, 691505, 909875, 1192250, 1383010, 1819750, 2980625, 3457525, 4549375, 5961250, 6915050, 9098750, 17287625, 34575250, 86438125, 172876250]

約数ペア:

[(1, 172876250), (2, 86438125), (5, 34575250), (10, 17287625), (19, 9098750), (25, 6915050), (29, 5961250), (38, 4549375), (50, 3457525), (58, 2980625), (95, 1819750), (125, 1383010), (145, 1192250), (190, 909875), (250, 691505), (251, 688750), (290, 596125), (475, 363950), (502, 344375), (551, 313750), (625, 276602), (725, 238450), (950, 181975), (1102, 156875), (1250, 138301), (1255, 137750), (1450, 119225), (2375, 72790), (2510, 68875), (2755, 62750), (3625, 47690), (4750, 36395), (4769, 36250), (5510, 31375), (6275, 27550), (7250, 23845), (7279, 23750), (9538, 18125), (11875, 14558), (12550, 13775)]