31580584

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 72460800

約数和(自身を除く): 40880216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 67, 76, 133, 134, 152, 266, 268, 443, 469, 532, 536, 886, 938, 1064, 1273, 1772, 1876, 2546, 3101, 3544, 3752, 5092, 6202, 8417, 8911, 10184, 12404, 16834, 17822, 24808, 29681, 33668, 35644, 58919, 59362, 67336, 71288, 117838, 118724, 207767, 235676, 237448, 415534, 471352, 563939, 831068, 1127878, 1662136, 2255756, 3947573, 4511512, 7895146, 15790292, 31580584]

約数ペア:

[(1, 31580584), (2, 15790292), (4, 7895146), (7, 4511512), (8, 3947573), (14, 2255756), (19, 1662136), (28, 1127878), (38, 831068), (56, 563939), (67, 471352), (76, 415534), (133, 237448), (134, 235676), (152, 207767), (266, 118724), (268, 117838), (443, 71288), (469, 67336), (532, 59362), (536, 58919), (886, 35644), (938, 33668), (1064, 29681), (1273, 24808), (1772, 17822), (1876, 16834), (2546, 12404), (3101, 10184), (3544, 8911), (3752, 8417), (5092, 6202)]