156955555225

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{631}}^1\times {\mathrm{2131}}^1$

素因数の和:2831

約数の個数: 96

約数和(自身を含む): 240596029440

約数和(自身を除く): 83640474215

約数列:

[1, 5, 7, 23, 25, 29, 35, 115, 145, 161, 175, 203, 575, 631, 667, 725, 805, 1015, 2131, 3155, 3335, 4025, 4417, 4669, 5075, 10655, 14513, 14917, 15775, 16675, 18299, 22085, 23345, 49013, 53275, 61799, 72565, 74585, 91495, 101591, 110425, 116725, 128093, 245065, 308995, 343091, 362825, 372925, 420877, 432593, 457475, 507955, 640465, 1225325, 1344661, 1421377, 1544975, 1715455, 2104385, 2162965, 2539775, 2946139, 3202325, 6723305, 7106885, 8577275, 9412627, 9949639, 10521925, 10814825, 14730695, 30927203, 33616525, 35534425, 38995169, 47063135, 49748195, 73653475, 154636015, 194975845, 216490421, 235315675, 248740975, 272966183, 773180075, 896888887, 974879225, 1082452105, 1364830915, 4484444435, 5412260525, 6278222209, 6824154575, 22422222175, 31391111045, 156955555225]

約数ペア:

[(1, 156955555225), (5, 31391111045), (7, 22422222175), (23, 6824154575), (25, 6278222209), (29, 5412260525), (35, 4484444435), (115, 1364830915), (145, 1082452105), (161, 974879225), (175, 896888887), (203, 773180075), (575, 272966183), (631, 248740975), (667, 235315675), (725, 216490421), (805, 194975845), (1015, 154636015), (2131, 73653475), (3155, 49748195), (3335, 47063135), (4025, 38995169), (4417, 35534425), (4669, 33616525), (5075, 30927203), (10655, 14730695), (14513, 10814825), (14917, 10521925), (15775, 9949639), (16675, 9412627), (18299, 8577275), (22085, 7106885), (23345, 6723305), (49013, 3202325), (53275, 2946139), (61799, 2539775), (72565, 2162965), (74585, 2104385), (91495, 1715455), (101591, 1544975), (110425, 1421377), (116725, 1344661), (128093, 1225325), (245065, 640465), (308995, 507955), (343091, 457475), (362825, 432593), (372925, 420877)]