156739875

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 273960960

約数和(自身を除く): 117221085

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 97, 125, 139, 155, 291, 375, 417, 465, 485, 695, 775, 1455, 2085, 2325, 2425, 3007, 3475, 3875, 4309, 7275, 9021, 10425, 11625, 12125, 12927, 13483, 15035, 17375, 21545, 36375, 40449, 45105, 52125, 64635, 67415, 75175, 107725, 202245, 225525, 323175, 337075, 375875, 417973, 538625, 1011225, 1127625, 1253919, 1615875, 1685375, 2089865, 5056125, 6269595, 10449325, 31347975, 52246625, 156739875]

約数ペア:

[(1, 156739875), (3, 52246625), (5, 31347975), (15, 10449325), (25, 6269595), (31, 5056125), (75, 2089865), (93, 1685375), (97, 1615875), (125, 1253919), (139, 1127625), (155, 1011225), (291, 538625), (375, 417973), (417, 375875), (465, 337075), (485, 323175), (695, 225525), (775, 202245), (1455, 107725), (2085, 75175), (2325, 67415), (2425, 64635), (3007, 52125), (3475, 45105), (3875, 40449), (4309, 36375), (7275, 21545), (9021, 17375), (10425, 15035), (11625, 13483), (12125, 12927)]