437088340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{2551}}^1$

素因数の和:3232

約数の個数: 48

約数和(自身を含む): 990380160

約数和(自身を除く): 553291820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 659, 1318, 2551, 2636, 3295, 5102, 6590, 8567, 10204, 12755, 13180, 17134, 25510, 33163, 34268, 42835, 51020, 66326, 85670, 132652, 165815, 171340, 331630, 663260, 1681109, 3362218, 6724436, 8405545, 16811090, 21854417, 33622180, 43708834, 87417668, 109272085, 218544170, 437088340]

約数ペア:

[(1, 437088340), (2, 218544170), (4, 109272085), (5, 87417668), (10, 43708834), (13, 33622180), (20, 21854417), (26, 16811090), (52, 8405545), (65, 6724436), (130, 3362218), (260, 1681109), (659, 663260), (1318, 331630), (2551, 171340), (2636, 165815), (3295, 132652), (5102, 85670), (6590, 66326), (8567, 51020), (10204, 42835), (12755, 34268), (13180, 33163), (17134, 25510)]