65974840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1847}}^1$

素因数の和:1924

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 93692360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1847, 1880, 3572, 3694, 4465, 7144, 7388, 8930, 9235, 14776, 17860, 18470, 35093, 35720, 36940, 70186, 73880, 86809, 140372, 173618, 175465, 280744, 347236, 350930, 434045, 694472, 701860, 868090, 1403720, 1649371, 1736180, 3298742, 3472360, 6597484, 8246855, 13194968, 16493710, 32987420, 65974840]

約数ペア:

[(1, 65974840), (2, 32987420), (4, 16493710), (5, 13194968), (8, 8246855), (10, 6597484), (19, 3472360), (20, 3298742), (38, 1736180), (40, 1649371), (47, 1403720), (76, 868090), (94, 701860), (95, 694472), (152, 434045), (188, 350930), (190, 347236), (235, 280744), (376, 175465), (380, 173618), (470, 140372), (760, 86809), (893, 73880), (940, 70186), (1786, 36940), (1847, 35720), (1880, 35093), (3572, 18470), (3694, 17860), (4465, 14776), (7144, 9235), (7388, 8930)]