28113280120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1\times {\mathrm{49871}}^1$

素因数の和:50728

約数の個数: 64

約数和(自身を含む): 67057891200

約数和(自身を除く): 38944611080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 829, 1658, 3316, 4145, 6632, 8290, 14093, 16580, 28186, 33160, 49871, 56372, 70465, 99742, 112744, 140930, 199484, 249355, 281860, 398968, 498710, 563720, 847807, 997420, 1695614, 1994840, 3391228, 4239035, 6782456, 8478070, 16956140, 33912280, 41343059, 82686118, 165372236, 206715295, 330744472, 413430590, 702832003, 826861180, 1405664006, 1653722360, 2811328012, 3514160015, 5622656024, 7028320030, 14056640060, 28113280120]

約数ペア:

[(1, 28113280120), (2, 14056640060), (4, 7028320030), (5, 5622656024), (8, 3514160015), (10, 2811328012), (17, 1653722360), (20, 1405664006), (34, 826861180), (40, 702832003), (68, 413430590), (85, 330744472), (136, 206715295), (170, 165372236), (340, 82686118), (680, 41343059), (829, 33912280), (1658, 16956140), (3316, 8478070), (4145, 6782456), (6632, 4239035), (8290, 3391228), (14093, 1994840), (16580, 1695614), (28186, 997420), (33160, 847807), (49871, 563720), (56372, 498710), (70465, 398968), (99742, 281860), (112744, 249355), (140930, 199484)]