2019911625

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:764

約数の個数: 96

約数和(自身を含む): 3810287520

約数和(自身を除く): 1790375895

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 101, 125, 145, 225, 261, 303, 375, 435, 505, 613, 725, 909, 1125, 1305, 1515, 1839, 2175, 2525, 2929, 3065, 3625, 4545, 5517, 6525, 7575, 8787, 9195, 10875, 12625, 14645, 15325, 17777, 22725, 26361, 27585, 32625, 37875, 43935, 45975, 53331, 61913, 73225, 76625, 88885, 113625, 131805, 137925, 159993, 185739, 219675, 229875, 266655, 309565, 366125, 444425, 557217, 659025, 689625, 799965, 928695, 1098375, 1333275, 1547825, 1795477, 2222125, 2786085, 3295125, 3999825, 4643475, 5386431, 6666375, 7739125, 8977385, 13930425, 16159293, 19999125, 23217375, 26932155, 44886925, 69652125, 80796465, 134660775, 224434625, 403982325, 673303875, 2019911625]

約数ペア:

[(1, 2019911625), (3, 673303875), (5, 403982325), (9, 224434625), (15, 134660775), (25, 80796465), (29, 69652125), (45, 44886925), (75, 26932155), (87, 23217375), (101, 19999125), (125, 16159293), (145, 13930425), (225, 8977385), (261, 7739125), (303, 6666375), (375, 5386431), (435, 4643475), (505, 3999825), (613, 3295125), (725, 2786085), (909, 2222125), (1125, 1795477), (1305, 1547825), (1515, 1333275), (1839, 1098375), (2175, 928695), (2525, 799965), (2929, 689625), (3065, 659025), (3625, 557217), (4545, 444425), (5517, 366125), (6525, 309565), (7575, 266655), (8787, 229875), (9195, 219675), (10875, 185739), (12625, 159993), (14645, 137925), (15325, 131805), (17777, 113625), (22725, 88885), (26361, 76625), (27585, 73225), (32625, 61913), (37875, 53331), (43935, 45975)]