84745700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 215819520

約数和(自身を除く): 131073820

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 47, 50, 52, 65, 73, 76, 94, 95, 100, 130, 146, 188, 190, 235, 247, 260, 292, 325, 365, 380, 470, 475, 494, 611, 650, 730, 893, 940, 949, 950, 988, 1175, 1222, 1235, 1300, 1387, 1460, 1786, 1825, 1898, 1900, 2350, 2444, 2470, 2774, 3055, 3431, 3572, 3650, 3796, 4465, 4700, 4745, 4940, 5548, 6110, 6175, 6862, 6935, 7300, 8930, 9490, 11609, 12220, 12350, 13724, 13870, 15275, 17155, 17860, 18031, 18980, 22325, 23218, 23725, 24700, 27740, 30550, 34310, 34675, 36062, 44603, 44650, 46436, 47450, 58045, 61100, 65189, 68620, 69350, 72124, 85775, 89206, 89300, 90155, 94900, 116090, 130378, 138700, 171550, 178412, 180310, 223015, 232180, 260756, 290225, 325945, 343100, 360620, 446030, 450775, 580450, 651890, 847457, 892060, 901550, 1115075, 1160900, 1303780, 1629725, 1694914, 1803100, 2230150, 3259450, 3389828, 4237285, 4460300, 6518900, 8474570, 16949140, 21186425, 42372850, 84745700]

約数ペア:

[(1, 84745700), (2, 42372850), (4, 21186425), (5, 16949140), (10, 8474570), (13, 6518900), (19, 4460300), (20, 4237285), (25, 3389828), (26, 3259450), (38, 2230150), (47, 1803100), (50, 1694914), (52, 1629725), (65, 1303780), (73, 1160900), (76, 1115075), (94, 901550), (95, 892060), (100, 847457), (130, 651890), (146, 580450), (188, 450775), (190, 446030), (235, 360620), (247, 343100), (260, 325945), (292, 290225), (325, 260756), (365, 232180), (380, 223015), (470, 180310), (475, 178412), (494, 171550), (611, 138700), (650, 130378), (730, 116090), (893, 94900), (940, 90155), (949, 89300), (950, 89206), (988, 85775), (1175, 72124), (1222, 69350), (1235, 68620), (1300, 65189), (1387, 61100), (1460, 58045), (1786, 47450), (1825, 46436), (1898, 44650), (1900, 44603), (2350, 36062), (2444, 34675), (2470, 34310), (2774, 30550), (3055, 27740), (3431, 24700), (3572, 23725), (3650, 23218), (3796, 22325), (4465, 18980), (4700, 18031), (4745, 17860), (4940, 17155), (5548, 15275), (6110, 13870), (6175, 13724), (6862, 12350), (6935, 12220), (7300, 11609), (8930, 9490)]