72874425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1823}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 132991488

約数和(自身を除く): 60117063

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 195, 205, 325, 533, 615, 975, 1025, 1599, 1823, 2665, 3075, 5469, 7995, 9115, 13325, 23699, 27345, 39975, 45575, 71097, 74743, 118495, 136725, 224229, 355485, 373715, 592475, 971659, 1121145, 1777425, 1868575, 2914977, 4858295, 5605725, 14574885, 24291475, 72874425]

約数ペア:

[(1, 72874425), (3, 24291475), (5, 14574885), (13, 5605725), (15, 4858295), (25, 2914977), (39, 1868575), (41, 1777425), (65, 1121145), (75, 971659), (123, 592475), (195, 373715), (205, 355485), (325, 224229), (533, 136725), (615, 118495), (975, 74743), (1025, 71097), (1599, 45575), (1823, 39975), (2665, 27345), (3075, 23699), (5469, 13325), (7995, 9115)]