70890875

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 100420320

約数和(自身を除く): 29529445

約数列:

[1, 5, 11, 25, 43, 55, 109, 121, 125, 215, 275, 473, 545, 605, 1075, 1199, 1375, 2365, 2725, 3025, 4687, 5203, 5375, 5995, 11825, 13189, 13625, 15125, 23435, 26015, 29975, 51557, 59125, 65945, 117175, 130075, 149875, 257785, 329725, 567127, 585875, 650375, 1288925, 1648625, 2835635, 6444625, 14178175, 70890875]

約数ペア:

[(1, 70890875), (5, 14178175), (11, 6444625), (25, 2835635), (43, 1648625), (55, 1288925), (109, 650375), (121, 585875), (125, 567127), (215, 329725), (275, 257785), (473, 149875), (545, 130075), (605, 117175), (1075, 65945), (1199, 59125), (1375, 51557), (2365, 29975), (2725, 26015), (3025, 23435), (4687, 15125), (5203, 13625), (5375, 13189), (5995, 11825)]