128308250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 276846336

約数和(自身を除く): 148538086

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 157, 175, 250, 314, 350, 467, 785, 875, 934, 1099, 1570, 1750, 2198, 2335, 3269, 3925, 4670, 5495, 6538, 7850, 10990, 11675, 16345, 19625, 23350, 27475, 32690, 39250, 54950, 58375, 73319, 81725, 116750, 137375, 146638, 163450, 274750, 366595, 408625, 513233, 733190, 817250, 1026466, 1832975, 2566165, 3665950, 5132330, 9164875, 12830825, 18329750, 25661650, 64154125, 128308250]

約数ペア:

[(1, 128308250), (2, 64154125), (5, 25661650), (7, 18329750), (10, 12830825), (14, 9164875), (25, 5132330), (35, 3665950), (50, 2566165), (70, 1832975), (125, 1026466), (157, 817250), (175, 733190), (250, 513233), (314, 408625), (350, 366595), (467, 274750), (785, 163450), (875, 146638), (934, 137375), (1099, 116750), (1570, 81725), (1750, 73319), (2198, 58375), (2335, 54950), (3269, 39250), (3925, 32690), (4670, 27475), (5495, 23350), (6538, 19625), (7850, 16345), (10990, 11675)]