31035225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 55899200

約数和(自身を除く): 24863975

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 139, 195, 229, 325, 417, 687, 695, 975, 1145, 1807, 2085, 2977, 3435, 3475, 5421, 5725, 8931, 9035, 10425, 14885, 17175, 27105, 31831, 44655, 45175, 74425, 95493, 135525, 159155, 223275, 413803, 477465, 795775, 1241409, 2069015, 2387325, 6207045, 10345075, 31035225]

約数ペア:

[(1, 31035225), (3, 10345075), (5, 6207045), (13, 2387325), (15, 2069015), (25, 1241409), (39, 795775), (65, 477465), (75, 413803), (139, 223275), (195, 159155), (229, 135525), (325, 95493), (417, 74425), (687, 45175), (695, 44655), (975, 31831), (1145, 27105), (1807, 17175), (2085, 14885), (2977, 10425), (3435, 9035), (3475, 8931), (5421, 5725)]