45158320

素因数分解:

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

素因数の和:314

約数の個数: 80

約数和(自身を含む): 109992960

約数和(自身を除く): 64834640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 131, 139, 155, 248, 262, 278, 310, 496, 524, 556, 620, 655, 695, 1048, 1112, 1240, 1310, 1390, 2096, 2224, 2480, 2620, 2780, 4061, 4309, 5240, 5560, 8122, 8618, 10480, 11120, 16244, 17236, 18209, 20305, 21545, 32488, 34472, 36418, 40610, 43090, 64976, 68944, 72836, 81220, 86180, 91045, 145672, 162440, 172360, 182090, 291344, 324880, 344720, 364180, 564479, 728360, 1128958, 1456720, 2257916, 2822395, 4515832, 5644790, 9031664, 11289580, 22579160, 45158320]

約数ペア:

[(1, 45158320), (2, 22579160), (4, 11289580), (5, 9031664), (8, 5644790), (10, 4515832), (16, 2822395), (20, 2257916), (31, 1456720), (40, 1128958), (62, 728360), (80, 564479), (124, 364180), (131, 344720), (139, 324880), (155, 291344), (248, 182090), (262, 172360), (278, 162440), (310, 145672), (496, 91045), (524, 86180), (556, 81220), (620, 72836), (655, 68944), (695, 64976), (1048, 43090), (1112, 40610), (1240, 36418), (1310, 34472), (1390, 32488), (2096, 21545), (2224, 20305), (2480, 18209), (2620, 17236), (2780, 16244), (4061, 11120), (4309, 10480), (5240, 8618), (5560, 8122)]