25025520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:659

約数の個数: 120

約数和(自身を含む): 84141936

約数和(自身を除く): 59116416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 617, 624, 676, 780, 845, 1014, 1040, 1234, 1352, 1560, 1690, 1851, 2028, 2468, 2535, 2704, 3085, 3120, 3380, 3702, 4056, 4936, 5070, 6170, 6760, 7404, 8021, 8112, 9255, 9872, 10140, 12340, 13520, 14808, 16042, 18510, 20280, 24063, 24680, 29616, 32084, 37020, 40105, 40560, 48126, 49360, 64168, 74040, 80210, 96252, 104273, 120315, 128336, 148080, 160420, 192504, 208546, 240630, 312819, 320840, 385008, 417092, 481260, 521365, 625638, 641680, 834184, 962520, 1042730, 1251276, 1564095, 1668368, 1925040, 2085460, 2502552, 3128190, 4170920, 5005104, 6256380, 8341840, 12512760, 25025520]

約数ペア:

[(1, 25025520), (2, 12512760), (3, 8341840), (4, 6256380), (5, 5005104), (6, 4170920), (8, 3128190), (10, 2502552), (12, 2085460), (13, 1925040), (15, 1668368), (16, 1564095), (20, 1251276), (24, 1042730), (26, 962520), (30, 834184), (39, 641680), (40, 625638), (48, 521365), (52, 481260), (60, 417092), (65, 385008), (78, 320840), (80, 312819), (104, 240630), (120, 208546), (130, 192504), (156, 160420), (169, 148080), (195, 128336), (208, 120315), (240, 104273), (260, 96252), (312, 80210), (338, 74040), (390, 64168), (507, 49360), (520, 48126), (617, 40560), (624, 40105), (676, 37020), (780, 32084), (845, 29616), (1014, 24680), (1040, 24063), (1234, 20280), (1352, 18510), (1560, 16042), (1690, 14808), (1851, 13520), (2028, 12340), (2468, 10140), (2535, 9872), (2704, 9255), (3085, 8112), (3120, 8021), (3380, 7404), (3702, 6760), (4056, 6170), (4936, 5070)]