248565525

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 468720000

約数和(自身を除く): 220154475

約数列:

[1, 3, 5, 13, 15, 25, 29, 39, 59, 65, 75, 87, 145, 149, 177, 195, 295, 325, 377, 435, 447, 725, 745, 767, 885, 975, 1131, 1475, 1711, 1885, 1937, 2175, 2235, 2301, 3725, 3835, 4321, 4425, 5133, 5655, 5811, 8555, 8791, 9425, 9685, 11175, 11505, 12963, 19175, 21605, 22243, 25665, 26373, 28275, 29055, 42775, 43955, 48425, 56173, 57525, 64815, 66729, 108025, 111215, 114283, 128325, 131865, 145275, 168519, 219775, 254939, 280865, 324075, 333645, 342849, 556075, 571415, 659325, 764817, 842595, 1274695, 1404325, 1668225, 1714245, 2857075, 3314207, 3824085, 4212975, 6373475, 8571225, 9942621, 16571035, 19120425, 49713105, 82855175, 248565525]

約数ペア:

[(1, 248565525), (3, 82855175), (5, 49713105), (13, 19120425), (15, 16571035), (25, 9942621), (29, 8571225), (39, 6373475), (59, 4212975), (65, 3824085), (75, 3314207), (87, 2857075), (145, 1714245), (149, 1668225), (177, 1404325), (195, 1274695), (295, 842595), (325, 764817), (377, 659325), (435, 571415), (447, 556075), (725, 342849), (745, 333645), (767, 324075), (885, 280865), (975, 254939), (1131, 219775), (1475, 168519), (1711, 145275), (1885, 131865), (1937, 128325), (2175, 114283), (2235, 111215), (2301, 108025), (3725, 66729), (3835, 64815), (4321, 57525), (4425, 56173), (5133, 48425), (5655, 43955), (5811, 42775), (8555, 29055), (8791, 28275), (9425, 26373), (9685, 25665), (11175, 22243), (11505, 21605), (12963, 19175)]