28426000

素因数分解:

$2^4\times 5^3\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:317

約数の個数: 80

約数和(自身を含む): 70160688

約数和(自身を除く): 41734688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 125, 200, 233, 244, 250, 305, 400, 466, 488, 500, 610, 932, 976, 1000, 1165, 1220, 1525, 1864, 2000, 2330, 2440, 3050, 3728, 4660, 4880, 5825, 6100, 7625, 9320, 11650, 12200, 14213, 15250, 18640, 23300, 24400, 28426, 29125, 30500, 46600, 56852, 58250, 61000, 71065, 93200, 113704, 116500, 122000, 142130, 227408, 233000, 284260, 355325, 466000, 568520, 710650, 1137040, 1421300, 1776625, 2842600, 3553250, 5685200, 7106500, 14213000, 28426000]

約数ペア:

[(1, 28426000), (2, 14213000), (4, 7106500), (5, 5685200), (8, 3553250), (10, 2842600), (16, 1776625), (20, 1421300), (25, 1137040), (40, 710650), (50, 568520), (61, 466000), (80, 355325), (100, 284260), (122, 233000), (125, 227408), (200, 142130), (233, 122000), (244, 116500), (250, 113704), (305, 93200), (400, 71065), (466, 61000), (488, 58250), (500, 56852), (610, 46600), (932, 30500), (976, 29125), (1000, 28426), (1165, 24400), (1220, 23300), (1525, 18640), (1864, 15250), (2000, 14213), (2330, 12200), (2440, 11650), (3050, 9320), (3728, 7625), (4660, 6100), (4880, 5825)]