29911875

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 80

約数和(自身を含む): 59380992

約数和(自身を除く): 29469117

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 43, 53, 75, 105, 125, 129, 159, 175, 215, 265, 301, 371, 375, 525, 625, 645, 795, 875, 903, 1075, 1113, 1325, 1505, 1855, 1875, 2279, 2625, 3225, 3975, 4375, 4515, 5375, 5565, 6625, 6837, 7525, 9275, 11395, 13125, 15953, 16125, 19875, 22575, 26875, 27825, 33125, 34185, 37625, 46375, 47859, 56975, 79765, 80625, 99375, 112875, 139125, 170925, 188125, 231875, 239295, 284875, 398825, 564375, 695625, 854625, 1196475, 1424375, 1994125, 4273125, 5982375, 9970625, 29911875]

約数ペア:

[(1, 29911875), (3, 9970625), (5, 5982375), (7, 4273125), (15, 1994125), (21, 1424375), (25, 1196475), (35, 854625), (43, 695625), (53, 564375), (75, 398825), (105, 284875), (125, 239295), (129, 231875), (159, 188125), (175, 170925), (215, 139125), (265, 112875), (301, 99375), (371, 80625), (375, 79765), (525, 56975), (625, 47859), (645, 46375), (795, 37625), (875, 34185), (903, 33125), (1075, 27825), (1113, 26875), (1325, 22575), (1505, 19875), (1855, 16125), (1875, 15953), (2279, 13125), (2625, 11395), (3225, 9275), (3975, 7525), (4375, 6837), (4515, 6625), (5375, 5565)]