71154430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1901}}^1$

素因数の和:2124

約数の個数: 32

約数和(自身を含む): 135574560

約数和(自身を除く): 64420130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 985, 1901, 1970, 3743, 3802, 7486, 9505, 18715, 19010, 36119, 37430, 72238, 180595, 361190, 374497, 748994, 1872485, 3744970, 7115443, 14230886, 35577215, 71154430]

約数ペア:

[(1, 71154430), (2, 35577215), (5, 14230886), (10, 7115443), (19, 3744970), (38, 1872485), (95, 748994), (190, 374497), (197, 361190), (394, 180595), (985, 72238), (1901, 37430), (1970, 36119), (3743, 19010), (3802, 18715), (7486, 9505)]