138091425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 253989696

約数和(自身を除く): 115898271

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 255, 277, 289, 345, 391, 425, 575, 831, 867, 1173, 1275, 1385, 1445, 1725, 1955, 4155, 4335, 4709, 5865, 6371, 6647, 6925, 7225, 9775, 14127, 19113, 19941, 20775, 21675, 23545, 29325, 31855, 33235, 70635, 80053, 95565, 99705, 108307, 117725, 159275, 166175, 240159, 324921, 353175, 400265, 477825, 498525, 541535, 1200795, 1624605, 1841219, 2001325, 2707675, 5523657, 6003975, 8123025, 9206095, 27618285, 46030475, 138091425]

約数ペア:

[(1, 138091425), (3, 46030475), (5, 27618285), (15, 9206095), (17, 8123025), (23, 6003975), (25, 5523657), (51, 2707675), (69, 2001325), (75, 1841219), (85, 1624605), (115, 1200795), (255, 541535), (277, 498525), (289, 477825), (345, 400265), (391, 353175), (425, 324921), (575, 240159), (831, 166175), (867, 159275), (1173, 117725), (1275, 108307), (1385, 99705), (1445, 95565), (1725, 80053), (1955, 70635), (4155, 33235), (4335, 31855), (4709, 29325), (5865, 23545), (6371, 21675), (6647, 20775), (6925, 19941), (7225, 19113), (9775, 14127)]