159771200

素因数分解:

$2^6\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1637}}^1$

素因数の和:1720

約数の個数: 84

約数和(自身を含む): 399825972

約数和(自身を除く): 240054772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 160, 200, 244, 305, 320, 400, 488, 610, 800, 976, 1220, 1525, 1600, 1637, 1952, 2440, 3050, 3274, 3904, 4880, 6100, 6548, 8185, 9760, 12200, 13096, 16370, 19520, 24400, 26192, 32740, 40925, 48800, 52384, 65480, 81850, 97600, 99857, 104768, 130960, 163700, 199714, 261920, 327400, 399428, 499285, 523840, 654800, 798856, 998570, 1309600, 1597712, 1997140, 2496425, 2619200, 3195424, 3994280, 4992850, 6390848, 7988560, 9985700, 15977120, 19971400, 31954240, 39942800, 79885600, 159771200]

約数ペア:

[(1, 159771200), (2, 79885600), (4, 39942800), (5, 31954240), (8, 19971400), (10, 15977120), (16, 9985700), (20, 7988560), (25, 6390848), (32, 4992850), (40, 3994280), (50, 3195424), (61, 2619200), (64, 2496425), (80, 1997140), (100, 1597712), (122, 1309600), (160, 998570), (200, 798856), (244, 654800), (305, 523840), (320, 499285), (400, 399428), (488, 327400), (610, 261920), (800, 199714), (976, 163700), (1220, 130960), (1525, 104768), (1600, 99857), (1637, 97600), (1952, 81850), (2440, 65480), (3050, 52384), (3274, 48800), (3904, 40925), (4880, 32740), (6100, 26192), (6548, 24400), (8185, 19520), (9760, 16370), (12200, 13096)]