66881570

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 157593600

約数和(自身を除く): 90712030

約数列:

[1, 2, 5, 7, 10, 14, 17, 31, 34, 35, 37, 49, 62, 70, 74, 85, 98, 119, 155, 170, 185, 217, 238, 245, 259, 310, 343, 370, 434, 490, 518, 527, 595, 629, 686, 833, 1054, 1085, 1147, 1190, 1258, 1295, 1519, 1666, 1715, 1813, 2170, 2294, 2590, 2635, 3038, 3145, 3430, 3626, 3689, 4165, 4403, 5270, 5735, 5831, 6290, 7378, 7595, 8029, 8330, 8806, 9065, 10633, 11470, 11662, 12691, 15190, 16058, 18130, 18445, 19499, 21266, 22015, 25382, 25823, 29155, 30821, 36890, 38998, 40145, 44030, 51646, 53165, 56203, 58310, 61642, 63455, 80290, 97495, 106330, 112406, 126910, 129115, 136493, 154105, 180761, 194990, 215747, 258230, 272986, 281015, 308210, 361522, 393421, 431494, 562030, 682465, 786842, 903805, 955451, 1078735, 1364930, 1807610, 1910902, 1967105, 2157470, 3934210, 4777255, 6688157, 9554510, 13376314, 33440785, 66881570]

約数ペア:

[(1, 66881570), (2, 33440785), (5, 13376314), (7, 9554510), (10, 6688157), (14, 4777255), (17, 3934210), (31, 2157470), (34, 1967105), (35, 1910902), (37, 1807610), (49, 1364930), (62, 1078735), (70, 955451), (74, 903805), (85, 786842), (98, 682465), (119, 562030), (155, 431494), (170, 393421), (185, 361522), (217, 308210), (238, 281015), (245, 272986), (259, 258230), (310, 215747), (343, 194990), (370, 180761), (434, 154105), (490, 136493), (518, 129115), (527, 126910), (595, 112406), (629, 106330), (686, 97495), (833, 80290), (1054, 63455), (1085, 61642), (1147, 58310), (1190, 56203), (1258, 53165), (1295, 51646), (1519, 44030), (1666, 40145), (1715, 38998), (1813, 36890), (2170, 30821), (2294, 29155), (2590, 25823), (2635, 25382), (3038, 22015), (3145, 21266), (3430, 19499), (3626, 18445), (3689, 18130), (4165, 16058), (4403, 15190), (5270, 12691), (5735, 11662), (5831, 11470), (6290, 10633), (7378, 9065), (7595, 8806), (8029, 8330)]