25101160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{571}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 65070720

約数和(自身を除く): 39969560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 571, 628, 785, 1099, 1142, 1256, 1570, 2198, 2284, 2855, 3140, 3997, 4396, 4568, 5495, 5710, 6280, 7994, 8792, 10990, 11420, 15988, 19985, 21980, 22840, 31976, 39970, 43960, 79940, 89647, 159880, 179294, 358588, 448235, 627529, 717176, 896470, 1255058, 1792940, 2510116, 3137645, 3585880, 5020232, 6275290, 12550580, 25101160]

約数ペア:

[(1, 25101160), (2, 12550580), (4, 6275290), (5, 5020232), (7, 3585880), (8, 3137645), (10, 2510116), (14, 1792940), (20, 1255058), (28, 896470), (35, 717176), (40, 627529), (56, 448235), (70, 358588), (140, 179294), (157, 159880), (280, 89647), (314, 79940), (571, 43960), (628, 39970), (785, 31976), (1099, 22840), (1142, 21980), (1256, 19985), (1570, 15988), (2198, 11420), (2284, 10990), (2855, 8792), (3140, 7994), (3997, 6280), (4396, 5710), (4568, 5495)]