87497900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:783

約数の個数: 72

約数和(自身を含む): 218319360

約数和(自身を除く): 130821460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 239, 350, 478, 523, 700, 956, 1046, 1195, 1673, 2092, 2390, 2615, 3346, 3661, 4780, 5230, 5975, 6692, 7322, 8365, 10460, 11950, 13075, 14644, 16730, 18305, 23900, 26150, 33460, 36610, 41825, 52300, 73220, 83650, 91525, 124997, 167300, 183050, 249994, 366100, 499988, 624985, 874979, 1249970, 1749958, 2499940, 3124925, 3499916, 4374895, 6249850, 8749790, 12499700, 17499580, 21874475, 43748950, 87497900]

約数ペア:

[(1, 87497900), (2, 43748950), (4, 21874475), (5, 17499580), (7, 12499700), (10, 8749790), (14, 6249850), (20, 4374895), (25, 3499916), (28, 3124925), (35, 2499940), (50, 1749958), (70, 1249970), (100, 874979), (140, 624985), (175, 499988), (239, 366100), (350, 249994), (478, 183050), (523, 167300), (700, 124997), (956, 91525), (1046, 83650), (1195, 73220), (1673, 52300), (2092, 41825), (2390, 36610), (2615, 33460), (3346, 26150), (3661, 23900), (4780, 18305), (5230, 16730), (5975, 14644), (6692, 13075), (7322, 11950), (8365, 10460)]