25448280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1483}}^1$

素因数の和:1521

約数の個数: 128

約数和(自身を含む): 89752320

約数和(自身を除く): 64304040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1483, 1560, 1716, 2145, 2860, 2966, 3432, 4290, 4449, 5720, 5932, 7415, 8580, 8898, 11864, 14830, 16313, 17160, 17796, 19279, 22245, 29660, 32626, 35592, 38558, 44490, 48939, 57837, 59320, 65252, 77116, 81565, 88980, 96395, 97878, 115674, 130504, 154232, 163130, 177960, 192790, 195756, 212069, 231348, 244695, 289185, 326260, 385580, 391512, 424138, 462696, 489390, 578370, 636207, 652520, 771160, 848276, 978780, 1060345, 1156740, 1272414, 1696552, 1957560, 2120690, 2313480, 2544828, 3181035, 4241380, 5089656, 6362070, 8482760, 12724140, 25448280]

約数ペア:

[(1, 25448280), (2, 12724140), (3, 8482760), (4, 6362070), (5, 5089656), (6, 4241380), (8, 3181035), (10, 2544828), (11, 2313480), (12, 2120690), (13, 1957560), (15, 1696552), (20, 1272414), (22, 1156740), (24, 1060345), (26, 978780), (30, 848276), (33, 771160), (39, 652520), (40, 636207), (44, 578370), (52, 489390), (55, 462696), (60, 424138), (65, 391512), (66, 385580), (78, 326260), (88, 289185), (104, 244695), (110, 231348), (120, 212069), (130, 195756), (132, 192790), (143, 177960), (156, 163130), (165, 154232), (195, 130504), (220, 115674), (260, 97878), (264, 96395), (286, 88980), (312, 81565), (330, 77116), (390, 65252), (429, 59320), (440, 57837), (520, 48939), (572, 44490), (660, 38558), (715, 35592), (780, 32626), (858, 29660), (1144, 22245), (1320, 19279), (1430, 17796), (1483, 17160), (1560, 16313), (1716, 14830), (2145, 11864), (2860, 8898), (2966, 8580), (3432, 7415), (4290, 5932), (4449, 5720)]