99103280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:582

約数の個数: 80

約数和(自身を含む): 241056000

約数和(自身を除く): 141952720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 449, 496, 620, 712, 890, 898, 1240, 1424, 1780, 1796, 2245, 2480, 2759, 3560, 3592, 4490, 5518, 7120, 7184, 8980, 11036, 13795, 13919, 17960, 22072, 27590, 27838, 35920, 39961, 44144, 55180, 55676, 69595, 79922, 110360, 111352, 139190, 159844, 199805, 220720, 222704, 278380, 319688, 399610, 556760, 639376, 799220, 1113520, 1238791, 1598440, 2477582, 3196880, 4955164, 6193955, 9910328, 12387910, 19820656, 24775820, 49551640, 99103280]

約数ペア:

[(1, 99103280), (2, 49551640), (4, 24775820), (5, 19820656), (8, 12387910), (10, 9910328), (16, 6193955), (20, 4955164), (31, 3196880), (40, 2477582), (62, 1598440), (80, 1238791), (89, 1113520), (124, 799220), (155, 639376), (178, 556760), (248, 399610), (310, 319688), (356, 278380), (445, 222704), (449, 220720), (496, 199805), (620, 159844), (712, 139190), (890, 111352), (898, 110360), (1240, 79922), (1424, 69595), (1780, 55676), (1796, 55180), (2245, 44144), (2480, 39961), (2759, 35920), (3560, 27838), (3592, 27590), (4490, 22072), (5518, 17960), (7120, 13919), (7184, 13795), (8980, 11036)]