72441525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 129991680

約数和(自身を除く): 57550155

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 191, 195, 325, 389, 573, 955, 975, 1167, 1945, 2483, 2865, 4775, 5057, 5835, 7449, 9725, 12415, 14325, 15171, 25285, 29175, 37245, 62075, 74299, 75855, 126425, 186225, 222897, 371495, 379275, 965887, 1114485, 1857475, 2897661, 4829435, 5572425, 14488305, 24147175, 72441525]

約数ペア:

[(1, 72441525), (3, 24147175), (5, 14488305), (13, 5572425), (15, 4829435), (25, 2897661), (39, 1857475), (65, 1114485), (75, 965887), (191, 379275), (195, 371495), (325, 222897), (389, 186225), (573, 126425), (955, 75855), (975, 74299), (1167, 62075), (1945, 37245), (2483, 29175), (2865, 25285), (4775, 15171), (5057, 14325), (5835, 12415), (7449, 9725)]