20131989225

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:675

約数の個数: 96

約数和(自身を含む): 34929312000

約数和(自身を除く): 14797322775

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 193, 199, 241, 435, 579, 597, 723, 725, 965, 995, 1205, 2175, 2895, 2985, 3615, 4825, 4975, 5597, 5771, 6025, 6989, 14475, 14925, 16791, 17313, 18075, 20967, 27985, 28855, 34945, 38407, 46513, 47959, 83955, 86565, 104835, 115221, 139539, 139925, 143877, 144275, 174725, 192035, 232565, 239795, 419775, 432825, 524175, 576105, 697695, 719385, 960175, 1113803, 1162825, 1198975, 1348877, 1390811, 2880525, 3341409, 3488475, 3596925, 4046631, 4172433, 5569015, 6744385, 6954055, 9256087, 16707045, 20233155, 20862165, 27768261, 27845075, 33721925, 34770275, 46280435, 83535225, 101165775, 104310825, 138841305, 231402175, 268426523, 694206525, 805279569, 1342132615, 4026397845, 6710663075, 20131989225]

約数ペア:

[(1, 20131989225), (3, 6710663075), (5, 4026397845), (15, 1342132615), (25, 805279569), (29, 694206525), (75, 268426523), (87, 231402175), (145, 138841305), (193, 104310825), (199, 101165775), (241, 83535225), (435, 46280435), (579, 34770275), (597, 33721925), (723, 27845075), (725, 27768261), (965, 20862165), (995, 20233155), (1205, 16707045), (2175, 9256087), (2895, 6954055), (2985, 6744385), (3615, 5569015), (4825, 4172433), (4975, 4046631), (5597, 3596925), (5771, 3488475), (6025, 3341409), (6989, 2880525), (14475, 1390811), (14925, 1348877), (16791, 1198975), (17313, 1162825), (18075, 1113803), (20967, 960175), (27985, 719385), (28855, 697695), (34945, 576105), (38407, 524175), (46513, 432825), (47959, 419775), (83955, 239795), (86565, 232565), (104835, 192035), (115221, 174725), (139539, 144275), (139925, 143877)]