65975440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 162846720

約数和(自身を除く): 96871280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 719, 740, 1147, 1240, 1438, 1480, 2294, 2480, 2876, 2960, 3595, 4588, 5735, 5752, 7190, 9176, 11470, 11504, 14380, 18352, 22289, 22940, 26603, 28760, 44578, 45880, 53206, 57520, 89156, 91760, 106412, 111445, 133015, 178312, 212824, 222890, 266030, 356624, 425648, 445780, 532060, 824693, 891560, 1064120, 1649386, 1783120, 2128240, 3298772, 4123465, 6597544, 8246930, 13195088, 16493860, 32987720, 65975440]

約数ペア:

[(1, 65975440), (2, 32987720), (4, 16493860), (5, 13195088), (8, 8246930), (10, 6597544), (16, 4123465), (20, 3298772), (31, 2128240), (37, 1783120), (40, 1649386), (62, 1064120), (74, 891560), (80, 824693), (124, 532060), (148, 445780), (155, 425648), (185, 356624), (248, 266030), (296, 222890), (310, 212824), (370, 178312), (496, 133015), (592, 111445), (620, 106412), (719, 91760), (740, 89156), (1147, 57520), (1240, 53206), (1438, 45880), (1480, 44578), (2294, 28760), (2480, 26603), (2876, 22940), (2960, 22289), (3595, 18352), (4588, 14380), (5735, 11504), (5752, 11470), (7190, 9176)]