1289757525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{541}}^1$

素因数の和:819

約数の個数: 96

約数和(自身を含む): 2580787200

約数和(自身を除く): 1291029675

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 239, 285, 399, 475, 525, 541, 665, 717, 1195, 1425, 1623, 1673, 1995, 2705, 3325, 3585, 3787, 4541, 5019, 5975, 8115, 8365, 9975, 10279, 11361, 13525, 13623, 17925, 18935, 22705, 25095, 30837, 31787, 40575, 41825, 51395, 56805, 68115, 71953, 94675, 95361, 113525, 125475, 129299, 154185, 158935, 215859, 256975, 284025, 340575, 359765, 387897, 476805, 646495, 770925, 794675, 905093, 1079295, 1798825, 1939485, 2384025, 2456681, 2715279, 3232475, 4525465, 5396475, 7370043, 9697425, 12283405, 13576395, 17196767, 22627325, 36850215, 51590301, 61417025, 67881975, 85983835, 184251075, 257951505, 429919175, 1289757525]

約数ペア:

[(1, 1289757525), (3, 429919175), (5, 257951505), (7, 184251075), (15, 85983835), (19, 67881975), (21, 61417025), (25, 51590301), (35, 36850215), (57, 22627325), (75, 17196767), (95, 13576395), (105, 12283405), (133, 9697425), (175, 7370043), (239, 5396475), (285, 4525465), (399, 3232475), (475, 2715279), (525, 2456681), (541, 2384025), (665, 1939485), (717, 1798825), (1195, 1079295), (1425, 905093), (1623, 794675), (1673, 770925), (1995, 646495), (2705, 476805), (3325, 387897), (3585, 359765), (3787, 340575), (4541, 284025), (5019, 256975), (5975, 215859), (8115, 158935), (8365, 154185), (9975, 129299), (10279, 125475), (11361, 113525), (13525, 95361), (13623, 94675), (17925, 71953), (18935, 68115), (22705, 56805), (25095, 51395), (30837, 41825), (31787, 40575)]