219190000

素因数分解:

$2^4\times 5^4\times {\mathrm{23}}^1\times {\mathrm{953}}^1$

素因数の和:1004

約数の個数: 100

約数和(自身を含む): 554335056

約数和(自身を除く): 335145056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 575, 625, 920, 953, 1000, 1150, 1250, 1840, 1906, 2000, 2300, 2500, 2875, 3812, 4600, 4765, 5000, 5750, 7624, 9200, 9530, 10000, 11500, 14375, 15248, 19060, 21919, 23000, 23825, 28750, 38120, 43838, 46000, 47650, 57500, 76240, 87676, 95300, 109595, 115000, 119125, 175352, 190600, 219190, 230000, 238250, 350704, 381200, 438380, 476500, 547975, 595625, 876760, 953000, 1095950, 1191250, 1753520, 1906000, 2191900, 2382500, 2739875, 4383800, 4765000, 5479750, 8767600, 9530000, 10959500, 13699375, 21919000, 27398750, 43838000, 54797500, 109595000, 219190000]

約数ペア:

[(1, 219190000), (2, 109595000), (4, 54797500), (5, 43838000), (8, 27398750), (10, 21919000), (16, 13699375), (20, 10959500), (23, 9530000), (25, 8767600), (40, 5479750), (46, 4765000), (50, 4383800), (80, 2739875), (92, 2382500), (100, 2191900), (115, 1906000), (125, 1753520), (184, 1191250), (200, 1095950), (230, 953000), (250, 876760), (368, 595625), (400, 547975), (460, 476500), (500, 438380), (575, 381200), (625, 350704), (920, 238250), (953, 230000), (1000, 219190), (1150, 190600), (1250, 175352), (1840, 119125), (1906, 115000), (2000, 109595), (2300, 95300), (2500, 87676), (2875, 76240), (3812, 57500), (4600, 47650), (4765, 46000), (5000, 43838), (5750, 38120), (7624, 28750), (9200, 23825), (9530, 23000), (10000, 21919), (11500, 19060), (14375, 15248)]