4995100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 12499200

約数和(自身を除く): 7504100

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 239, 275, 380, 418, 475, 478, 550, 836, 950, 956, 1045, 1100, 1195, 1900, 2090, 2390, 2629, 4180, 4541, 4780, 5225, 5258, 5975, 9082, 10450, 10516, 11950, 13145, 18164, 20900, 22705, 23900, 26290, 45410, 49951, 52580, 65725, 90820, 99902, 113525, 131450, 199804, 227050, 249755, 262900, 454100, 499510, 999020, 1248775, 2497550, 4995100]

約数ペア:

[(1, 4995100), (2, 2497550), (4, 1248775), (5, 999020), (10, 499510), (11, 454100), (19, 262900), (20, 249755), (22, 227050), (25, 199804), (38, 131450), (44, 113525), (50, 99902), (55, 90820), (76, 65725), (95, 52580), (100, 49951), (110, 45410), (190, 26290), (209, 23900), (220, 22705), (239, 20900), (275, 18164), (380, 13145), (418, 11950), (475, 10516), (478, 10450), (550, 9082), (836, 5975), (950, 5258), (956, 5225), (1045, 4780), (1100, 4541), (1195, 4180), (1900, 2629), (2090, 2390)]