31327140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40163}}^1$

素因数の和:40188

約数の個数: 48

約数和(自身を含む): 94465728

約数和(自身を除く): 63138588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 40163, 80326, 120489, 160652, 200815, 240978, 401630, 481956, 522119, 602445, 803260, 1044238, 1204890, 1566357, 2088476, 2409780, 2610595, 3132714, 5221190, 6265428, 7831785, 10442380, 15663570, 31327140]

約数ペア:

[(1, 31327140), (2, 15663570), (3, 10442380), (4, 7831785), (5, 6265428), (6, 5221190), (10, 3132714), (12, 2610595), (13, 2409780), (15, 2088476), (20, 1566357), (26, 1204890), (30, 1044238), (39, 803260), (52, 602445), (60, 522119), (65, 481956), (78, 401630), (130, 240978), (156, 200815), (195, 160652), (260, 120489), (390, 80326), (780, 40163)]