258741375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 454671360

約数和(自身を除く): 195929985

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 131, 229, 345, 375, 393, 575, 655, 687, 1145, 1725, 1965, 2875, 3013, 3275, 3435, 5267, 5725, 8625, 9039, 9825, 15065, 15801, 16375, 17175, 26335, 28625, 29999, 45195, 49125, 75325, 79005, 85875, 89997, 131675, 149995, 225975, 376625, 395025, 449985, 658375, 689977, 749975, 1129875, 1975125, 2069931, 2249925, 3449885, 3749875, 10349655, 11249625, 17249425, 51748275, 86247125, 258741375]

約数ペア:

[(1, 258741375), (3, 86247125), (5, 51748275), (15, 17249425), (23, 11249625), (25, 10349655), (69, 3749875), (75, 3449885), (115, 2249925), (125, 2069931), (131, 1975125), (229, 1129875), (345, 749975), (375, 689977), (393, 658375), (575, 449985), (655, 395025), (687, 376625), (1145, 225975), (1725, 149995), (1965, 131675), (2875, 89997), (3013, 85875), (3275, 79005), (3435, 75325), (5267, 49125), (5725, 45195), (8625, 29999), (9039, 28625), (9825, 26335), (15065, 17175), (15801, 16375)]