225791600

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:319

約数の個数: 120

約数和(自身を含む): 568296960

約数和(自身を除く): 342505360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 131, 139, 155, 200, 248, 262, 278, 310, 400, 496, 524, 556, 620, 655, 695, 775, 1048, 1112, 1240, 1310, 1390, 1550, 2096, 2224, 2480, 2620, 2780, 3100, 3275, 3475, 4061, 4309, 5240, 5560, 6200, 6550, 6950, 8122, 8618, 10480, 11120, 12400, 13100, 13900, 16244, 17236, 18209, 20305, 21545, 26200, 27800, 32488, 34472, 36418, 40610, 43090, 52400, 55600, 64976, 68944, 72836, 81220, 86180, 91045, 101525, 107725, 145672, 162440, 172360, 182090, 203050, 215450, 291344, 324880, 344720, 364180, 406100, 430900, 455225, 564479, 728360, 812200, 861800, 910450, 1128958, 1456720, 1624400, 1723600, 1820900, 2257916, 2822395, 3641800, 4515832, 5644790, 7283600, 9031664, 11289580, 14111975, 22579160, 28223950, 45158320, 56447900, 112895800, 225791600]

約数ペア:

[(1, 225791600), (2, 112895800), (4, 56447900), (5, 45158320), (8, 28223950), (10, 22579160), (16, 14111975), (20, 11289580), (25, 9031664), (31, 7283600), (40, 5644790), (50, 4515832), (62, 3641800), (80, 2822395), (100, 2257916), (124, 1820900), (131, 1723600), (139, 1624400), (155, 1456720), (200, 1128958), (248, 910450), (262, 861800), (278, 812200), (310, 728360), (400, 564479), (496, 455225), (524, 430900), (556, 406100), (620, 364180), (655, 344720), (695, 324880), (775, 291344), (1048, 215450), (1112, 203050), (1240, 182090), (1310, 172360), (1390, 162440), (1550, 145672), (2096, 107725), (2224, 101525), (2480, 91045), (2620, 86180), (2780, 81220), (3100, 72836), (3275, 68944), (3475, 64976), (4061, 55600), (4309, 52400), (5240, 43090), (5560, 40610), (6200, 36418), (6550, 34472), (6950, 32488), (8122, 27800), (8618, 26200), (10480, 21545), (11120, 20305), (12400, 18209), (13100, 17236), (13900, 16244)]