78763360

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2040

約数の個数: 96

約数和(自身を含む): 211044960

約数和(自身を除く): 132281600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 380, 416, 494, 520, 608, 760, 988, 1040, 1235, 1520, 1976, 1993, 2080, 2470, 3040, 3952, 3986, 4940, 7904, 7972, 9880, 9965, 15944, 19760, 19930, 25909, 31888, 37867, 39520, 39860, 51818, 63776, 75734, 79720, 103636, 129545, 151468, 159440, 189335, 207272, 259090, 302936, 318880, 378670, 414544, 492271, 518180, 605872, 757340, 829088, 984542, 1036360, 1211744, 1514680, 1969084, 2072720, 2461355, 3029360, 3938168, 4145440, 4922710, 6058720, 7876336, 9845420, 15752672, 19690840, 39381680, 78763360]

約数ペア:

[(1, 78763360), (2, 39381680), (4, 19690840), (5, 15752672), (8, 9845420), (10, 7876336), (13, 6058720), (16, 4922710), (19, 4145440), (20, 3938168), (26, 3029360), (32, 2461355), (38, 2072720), (40, 1969084), (52, 1514680), (65, 1211744), (76, 1036360), (80, 984542), (95, 829088), (104, 757340), (130, 605872), (152, 518180), (160, 492271), (190, 414544), (208, 378670), (247, 318880), (260, 302936), (304, 259090), (380, 207272), (416, 189335), (494, 159440), (520, 151468), (608, 129545), (760, 103636), (988, 79720), (1040, 75734), (1235, 63776), (1520, 51818), (1976, 39860), (1993, 39520), (2080, 37867), (2470, 31888), (3040, 25909), (3952, 19930), (3986, 19760), (4940, 15944), (7904, 9965), (7972, 9880)]