25778720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 67568256

約数和(自身を除く): 41789536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 97, 110, 151, 160, 176, 194, 220, 302, 352, 388, 440, 485, 604, 755, 776, 880, 970, 1067, 1208, 1510, 1552, 1661, 1760, 1940, 2134, 2416, 3020, 3104, 3322, 3880, 4268, 4832, 5335, 6040, 6644, 7760, 8305, 8536, 10670, 12080, 13288, 14647, 15520, 16610, 17072, 21340, 24160, 26576, 29294, 33220, 34144, 42680, 53152, 58588, 66440, 73235, 85360, 117176, 132880, 146470, 161117, 170720, 234352, 265760, 292940, 322234, 468704, 585880, 644468, 805585, 1171760, 1288936, 1611170, 2343520, 2577872, 3222340, 5155744, 6444680, 12889360, 25778720]

約数ペア:

[(1, 25778720), (2, 12889360), (4, 6444680), (5, 5155744), (8, 3222340), (10, 2577872), (11, 2343520), (16, 1611170), (20, 1288936), (22, 1171760), (32, 805585), (40, 644468), (44, 585880), (55, 468704), (80, 322234), (88, 292940), (97, 265760), (110, 234352), (151, 170720), (160, 161117), (176, 146470), (194, 132880), (220, 117176), (302, 85360), (352, 73235), (388, 66440), (440, 58588), (485, 53152), (604, 42680), (755, 34144), (776, 33220), (880, 29294), (970, 26576), (1067, 24160), (1208, 21340), (1510, 17072), (1552, 16610), (1661, 15520), (1760, 14647), (1940, 13288), (2134, 12080), (2416, 10670), (3020, 8536), (3104, 8305), (3322, 7760), (3880, 6644), (4268, 6040), (4832, 5335)]