64053560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:612

約数の個数: 64

約数和(自身を含む): 152755200

約数和(自身を除く): 88701640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 271, 311, 380, 542, 622, 760, 1084, 1244, 1355, 1555, 2168, 2488, 2710, 3110, 5149, 5420, 5909, 6220, 10298, 10840, 11818, 12440, 20596, 23636, 25745, 29545, 41192, 47272, 51490, 59090, 84281, 102980, 118180, 168562, 205960, 236360, 337124, 421405, 674248, 842810, 1601339, 1685620, 3202678, 3371240, 6405356, 8006695, 12810712, 16013390, 32026780, 64053560]

約数ペア:

[(1, 64053560), (2, 32026780), (4, 16013390), (5, 12810712), (8, 8006695), (10, 6405356), (19, 3371240), (20, 3202678), (38, 1685620), (40, 1601339), (76, 842810), (95, 674248), (152, 421405), (190, 337124), (271, 236360), (311, 205960), (380, 168562), (542, 118180), (622, 102980), (760, 84281), (1084, 59090), (1244, 51490), (1355, 47272), (1555, 41192), (2168, 29545), (2488, 25745), (2710, 23636), (3110, 20596), (5149, 12440), (5420, 11818), (5909, 10840), (6220, 10298)]