249516075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{331}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 455318080

約数和(自身を除く): 205802005

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 331, 345, 437, 475, 529, 575, 993, 1311, 1425, 1587, 1655, 1725, 2185, 2645, 4965, 6289, 6555, 7613, 7935, 8275, 10051, 10925, 13225, 18867, 22839, 24825, 30153, 31445, 32775, 38065, 39675, 50255, 94335, 114195, 144647, 150765, 157225, 175099, 190325, 251275, 433941, 471675, 525297, 570975, 723235, 753825, 875495, 2169705, 2626485, 3326881, 3616175, 4377475, 9980643, 10848525, 13132425, 16634405, 49903215, 83172025, 249516075]

約数ペア:

[(1, 249516075), (3, 83172025), (5, 49903215), (15, 16634405), (19, 13132425), (23, 10848525), (25, 9980643), (57, 4377475), (69, 3616175), (75, 3326881), (95, 2626485), (115, 2169705), (285, 875495), (331, 753825), (345, 723235), (437, 570975), (475, 525297), (529, 471675), (575, 433941), (993, 251275), (1311, 190325), (1425, 175099), (1587, 157225), (1655, 150765), (1725, 144647), (2185, 114195), (2645, 94335), (4965, 50255), (6289, 39675), (6555, 38065), (7613, 32775), (7935, 31445), (8275, 30153), (10051, 24825), (10925, 22839), (13225, 18867)]