201445750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 452874240

約数和(自身を除く): 251428490

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 31, 34, 50, 55, 62, 85, 110, 125, 139, 155, 170, 187, 250, 275, 278, 310, 341, 374, 425, 527, 550, 682, 695, 775, 850, 935, 1054, 1375, 1390, 1529, 1550, 1705, 1870, 2125, 2363, 2635, 2750, 3058, 3410, 3475, 3875, 4250, 4309, 4675, 4726, 5270, 5797, 6950, 7645, 7750, 8525, 8618, 9350, 11594, 11815, 13175, 15290, 17050, 17375, 21545, 23375, 23630, 25993, 26350, 28985, 34750, 38225, 42625, 43090, 46750, 47399, 51986, 57970, 59075, 65875, 73253, 76450, 85250, 94798, 107725, 118150, 129965, 131750, 144925, 146506, 191125, 215450, 236995, 259930, 289850, 295375, 366265, 382250, 473990, 538625, 590750, 649825, 724625, 732530, 805783, 1077250, 1184975, 1299650, 1449250, 1611566, 1831325, 2369950, 3249125, 3662650, 4028915, 5924875, 6498250, 8057830, 9156625, 11849750, 18313250, 20144575, 40289150, 100722875, 201445750]

約数ペア:

[(1, 201445750), (2, 100722875), (5, 40289150), (10, 20144575), (11, 18313250), (17, 11849750), (22, 9156625), (25, 8057830), (31, 6498250), (34, 5924875), (50, 4028915), (55, 3662650), (62, 3249125), (85, 2369950), (110, 1831325), (125, 1611566), (139, 1449250), (155, 1299650), (170, 1184975), (187, 1077250), (250, 805783), (275, 732530), (278, 724625), (310, 649825), (341, 590750), (374, 538625), (425, 473990), (527, 382250), (550, 366265), (682, 295375), (695, 289850), (775, 259930), (850, 236995), (935, 215450), (1054, 191125), (1375, 146506), (1390, 144925), (1529, 131750), (1550, 129965), (1705, 118150), (1870, 107725), (2125, 94798), (2363, 85250), (2635, 76450), (2750, 73253), (3058, 65875), (3410, 59075), (3475, 57970), (3875, 51986), (4250, 47399), (4309, 46750), (4675, 43090), (4726, 42625), (5270, 38225), (5797, 34750), (6950, 28985), (7645, 26350), (7750, 25993), (8525, 23630), (8618, 23375), (9350, 21545), (11594, 17375), (11815, 17050), (13175, 15290)]