201267560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1321}}^1$

素因数の和:1638

約数の個数: 64

約数和(自身を含む): 489721680

約数和(自身を除く): 288454120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 293, 520, 586, 1172, 1321, 1465, 2344, 2642, 2930, 3809, 5284, 5860, 6605, 7618, 10568, 11720, 13210, 15236, 17173, 19045, 26420, 30472, 34346, 38090, 52840, 68692, 76180, 85865, 137384, 152360, 171730, 343460, 387053, 686920, 774106, 1548212, 1935265, 3096424, 3870530, 5031689, 7741060, 10063378, 15482120, 20126756, 25158445, 40253512, 50316890, 100633780, 201267560]

約数ペア:

[(1, 201267560), (2, 100633780), (4, 50316890), (5, 40253512), (8, 25158445), (10, 20126756), (13, 15482120), (20, 10063378), (26, 7741060), (40, 5031689), (52, 3870530), (65, 3096424), (104, 1935265), (130, 1548212), (260, 774106), (293, 686920), (520, 387053), (586, 343460), (1172, 171730), (1321, 152360), (1465, 137384), (2344, 85865), (2642, 76180), (2930, 68692), (3809, 52840), (5284, 38090), (5860, 34346), (6605, 30472), (7618, 26420), (10568, 19045), (11720, 17173), (13210, 15236)]