25391080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 70398720

約数和(自身を除く): 45007640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 23, 26, 40, 44, 46, 52, 55, 65, 88, 92, 104, 110, 115, 130, 143, 184, 193, 220, 230, 253, 260, 286, 299, 386, 440, 460, 506, 520, 572, 598, 715, 772, 920, 965, 1012, 1144, 1196, 1265, 1430, 1495, 1544, 1930, 2024, 2123, 2392, 2509, 2530, 2860, 2990, 3289, 3860, 4246, 4439, 5018, 5060, 5720, 5980, 6578, 7720, 8492, 8878, 10036, 10120, 10615, 11960, 12545, 13156, 16445, 16984, 17756, 20072, 21230, 22195, 25090, 26312, 27599, 32890, 35512, 42460, 44390, 48829, 50180, 55198, 57707, 65780, 84920, 88780, 97658, 100360, 110396, 115414, 131560, 137995, 177560, 195316, 220792, 230828, 244145, 275990, 288535, 390632, 461656, 488290, 551980, 577070, 634777, 976580, 1103960, 1154140, 1269554, 1953160, 2308280, 2539108, 3173885, 5078216, 6347770, 12695540, 25391080]

約数ペア:

[(1, 25391080), (2, 12695540), (4, 6347770), (5, 5078216), (8, 3173885), (10, 2539108), (11, 2308280), (13, 1953160), (20, 1269554), (22, 1154140), (23, 1103960), (26, 976580), (40, 634777), (44, 577070), (46, 551980), (52, 488290), (55, 461656), (65, 390632), (88, 288535), (92, 275990), (104, 244145), (110, 230828), (115, 220792), (130, 195316), (143, 177560), (184, 137995), (193, 131560), (220, 115414), (230, 110396), (253, 100360), (260, 97658), (286, 88780), (299, 84920), (386, 65780), (440, 57707), (460, 55198), (506, 50180), (520, 48829), (572, 44390), (598, 42460), (715, 35512), (772, 32890), (920, 27599), (965, 26312), (1012, 25090), (1144, 22195), (1196, 21230), (1265, 20072), (1430, 17756), (1495, 16984), (1544, 16445), (1930, 13156), (2024, 12545), (2123, 11960), (2392, 10615), (2509, 10120), (2530, 10036), (2860, 8878), (2990, 8492), (3289, 7720), (3860, 6578), (4246, 5980), (4439, 5720), (5018, 5060)]