19005494475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{557}}^1\times {\mathrm{701}}^1$

素因数の和:1341

約数の個数: 96

約数和(自身を含む): 34972404480

約数和(自身を除く): 15966910005

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 59, 75, 165, 177, 275, 295, 557, 649, 701, 825, 885, 1475, 1671, 1947, 2103, 2785, 3245, 3505, 4425, 6127, 7711, 8355, 9735, 10515, 13925, 16225, 17525, 18381, 23133, 30635, 32863, 38555, 41359, 41775, 48675, 52575, 91905, 98589, 115665, 124077, 153175, 164315, 192775, 206795, 361493, 390457, 454949, 459525, 492945, 578325, 620385, 821575, 1033975, 1084479, 1171371, 1364847, 1807465, 1952285, 2274745, 2464725, 3101925, 4295027, 5422395, 5856855, 6824235, 9037325, 9761425, 11373725, 12885081, 21475135, 23036963, 27111975, 29284275, 34121175, 64425405, 69110889, 107375675, 115184815, 253406593, 322127025, 345554445, 575924075, 760219779, 1267032965, 1727772225, 3801098895, 6335164825, 19005494475]

約数ペア:

[(1, 19005494475), (3, 6335164825), (5, 3801098895), (11, 1727772225), (15, 1267032965), (25, 760219779), (33, 575924075), (55, 345554445), (59, 322127025), (75, 253406593), (165, 115184815), (177, 107375675), (275, 69110889), (295, 64425405), (557, 34121175), (649, 29284275), (701, 27111975), (825, 23036963), (885, 21475135), (1475, 12885081), (1671, 11373725), (1947, 9761425), (2103, 9037325), (2785, 6824235), (3245, 5856855), (3505, 5422395), (4425, 4295027), (6127, 3101925), (7711, 2464725), (8355, 2274745), (9735, 1952285), (10515, 1807465), (13925, 1364847), (16225, 1171371), (17525, 1084479), (18381, 1033975), (23133, 821575), (30635, 620385), (32863, 578325), (38555, 492945), (41359, 459525), (41775, 454949), (48675, 390457), (52575, 361493), (91905, 206795), (98589, 192775), (115665, 164315), (124077, 153175)]