1986798650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1284

約数の個数: 96

約数和(自身を含む): 4114022400

約数和(自身を除く): 2127223750

約数列:

[1, 2, 5, 10, 19, 23, 25, 38, 46, 50, 79, 95, 115, 158, 190, 230, 395, 437, 475, 575, 790, 874, 950, 1150, 1151, 1501, 1817, 1975, 2185, 2302, 3002, 3634, 3950, 4370, 5755, 7505, 9085, 10925, 11510, 15010, 18170, 21850, 21869, 26473, 28775, 34523, 37525, 43738, 45425, 52946, 57550, 69046, 75050, 90850, 90929, 109345, 132365, 172615, 181858, 218690, 264730, 345230, 454645, 502987, 546725, 661825, 863075, 909290, 1005974, 1093450, 1323650, 1726150, 1727651, 2091367, 2273225, 2514935, 3455302, 4182734, 4546450, 5029870, 8638255, 10456835, 12574675, 17276510, 20913670, 25149350, 39735973, 43191275, 52284175, 79471946, 86382550, 104568350, 198679865, 397359730, 993399325, 1986798650]

約数ペア:

[(1, 1986798650), (2, 993399325), (5, 397359730), (10, 198679865), (19, 104568350), (23, 86382550), (25, 79471946), (38, 52284175), (46, 43191275), (50, 39735973), (79, 25149350), (95, 20913670), (115, 17276510), (158, 12574675), (190, 10456835), (230, 8638255), (395, 5029870), (437, 4546450), (475, 4182734), (575, 3455302), (790, 2514935), (874, 2273225), (950, 2091367), (1150, 1727651), (1151, 1726150), (1501, 1323650), (1817, 1093450), (1975, 1005974), (2185, 909290), (2302, 863075), (3002, 661825), (3634, 546725), (3950, 502987), (4370, 454645), (5755, 345230), (7505, 264730), (9085, 218690), (10925, 181858), (11510, 172615), (15010, 132365), (18170, 109345), (21850, 90929), (21869, 90850), (26473, 75050), (28775, 69046), (34523, 57550), (37525, 52946), (43738, 45425)]