208854750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:755

約数の個数: 128

約数和(自身を含む): 580349952

約数和(自身を除く): 371495202

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 125, 130, 150, 155, 186, 195, 250, 310, 325, 375, 390, 403, 465, 650, 691, 750, 775, 806, 930, 975, 1209, 1382, 1550, 1625, 1950, 2015, 2073, 2325, 2418, 3250, 3455, 3875, 4030, 4146, 4650, 4875, 6045, 6910, 7750, 8983, 9750, 10075, 10365, 11625, 12090, 17275, 17966, 20150, 20730, 21421, 23250, 26949, 30225, 34550, 42842, 44915, 50375, 51825, 53898, 60450, 64263, 86375, 89830, 100750, 103650, 107105, 128526, 134745, 151125, 172750, 214210, 224575, 259125, 269490, 278473, 302250, 321315, 449150, 518250, 535525, 556946, 642630, 673725, 835419, 1071050, 1122875, 1347450, 1392365, 1606575, 1670838, 2245750, 2677625, 2784730, 3213150, 3368625, 4177095, 5355250, 6737250, 6961825, 8032875, 8354190, 13923650, 16065750, 20885475, 34809125, 41770950, 69618250, 104427375, 208854750]

約数ペア:

[(1, 208854750), (2, 104427375), (3, 69618250), (5, 41770950), (6, 34809125), (10, 20885475), (13, 16065750), (15, 13923650), (25, 8354190), (26, 8032875), (30, 6961825), (31, 6737250), (39, 5355250), (50, 4177095), (62, 3368625), (65, 3213150), (75, 2784730), (78, 2677625), (93, 2245750), (125, 1670838), (130, 1606575), (150, 1392365), (155, 1347450), (186, 1122875), (195, 1071050), (250, 835419), (310, 673725), (325, 642630), (375, 556946), (390, 535525), (403, 518250), (465, 449150), (650, 321315), (691, 302250), (750, 278473), (775, 269490), (806, 259125), (930, 224575), (975, 214210), (1209, 172750), (1382, 151125), (1550, 134745), (1625, 128526), (1950, 107105), (2015, 103650), (2073, 100750), (2325, 89830), (2418, 86375), (3250, 64263), (3455, 60450), (3875, 53898), (4030, 51825), (4146, 50375), (4650, 44915), (4875, 42842), (6045, 34550), (6910, 30225), (7750, 26949), (8983, 23250), (9750, 21421), (10075, 20730), (10365, 20150), (11625, 17966), (12090, 17275)]