161203125

素因数分解:

$3^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 56

約数和(自身を含む): 284371360

約数和(自身を除く): 123168235

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 181, 285, 375, 475, 543, 625, 905, 1425, 1875, 2375, 2715, 3125, 3439, 4525, 7125, 9375, 10317, 11875, 13575, 15625, 17195, 22625, 35625, 46875, 51585, 59375, 67875, 85975, 113125, 178125, 257925, 296875, 339375, 429875, 565625, 890625, 1289625, 1696875, 2149375, 2828125, 6448125, 8484375, 10746875, 32240625, 53734375, 161203125]

約数ペア:

[(1, 161203125), (3, 53734375), (5, 32240625), (15, 10746875), (19, 8484375), (25, 6448125), (57, 2828125), (75, 2149375), (95, 1696875), (125, 1289625), (181, 890625), (285, 565625), (375, 429875), (475, 339375), (543, 296875), (625, 257925), (905, 178125), (1425, 113125), (1875, 85975), (2375, 67875), (2715, 59375), (3125, 51585), (3439, 46875), (4525, 35625), (7125, 22625), (9375, 17195), (10317, 15625), (11875, 13575)]