272912302025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1723}}^1\times {\mathrm{1993}}^1$

素因数の和:3771

約数の個数: 72

約数和(自身を含む): 392594065824

約数和(自身を除く): 119681763799

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 289, 425, 935, 1445, 1723, 1993, 3179, 4675, 7225, 8615, 9965, 15895, 18953, 21923, 29291, 33881, 43075, 49825, 79475, 94765, 109615, 146455, 169405, 322201, 372691, 473825, 497947, 548075, 575977, 732275, 847025, 1611005, 1863455, 2489735, 2879885, 3433939, 5477417, 6335747, 8055025, 9317275, 12448675, 14399425, 17169695, 27387085, 31678735, 37773329, 58376963, 85848475, 136935425, 158393675, 188866645, 291884815, 642146593, 944333225, 992408371, 1459424075, 3210732965, 4962041855, 10916492081, 16053664825, 24810209275, 54582460405, 272912302025]

約数ペア:

[(1, 272912302025), (5, 54582460405), (11, 24810209275), (17, 16053664825), (25, 10916492081), (55, 4962041855), (85, 3210732965), (187, 1459424075), (275, 992408371), (289, 944333225), (425, 642146593), (935, 291884815), (1445, 188866645), (1723, 158393675), (1993, 136935425), (3179, 85848475), (4675, 58376963), (7225, 37773329), (8615, 31678735), (9965, 27387085), (15895, 17169695), (18953, 14399425), (21923, 12448675), (29291, 9317275), (33881, 8055025), (43075, 6335747), (49825, 5477417), (79475, 3433939), (94765, 2879885), (109615, 2489735), (146455, 1863455), (169405, 1611005), (322201, 847025), (372691, 732275), (473825, 575977), (497947, 548075)]