264252680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2069}}^1$

素因数の和:2214

約数の個数: 64

約数和(自身を含む): 620006400

約数和(自身を除く): 355753720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 103, 124, 155, 206, 248, 310, 412, 515, 620, 824, 1030, 1240, 2060, 2069, 3193, 4120, 4138, 6386, 8276, 10345, 12772, 15965, 16552, 20690, 25544, 31930, 41380, 63860, 64139, 82760, 127720, 128278, 213107, 256556, 320695, 426214, 513112, 641390, 852428, 1065535, 1282780, 1704856, 2131070, 2565560, 4262140, 6606317, 8524280, 13212634, 26425268, 33031585, 52850536, 66063170, 132126340, 264252680]

約数ペア:

[(1, 264252680), (2, 132126340), (4, 66063170), (5, 52850536), (8, 33031585), (10, 26425268), (20, 13212634), (31, 8524280), (40, 6606317), (62, 4262140), (103, 2565560), (124, 2131070), (155, 1704856), (206, 1282780), (248, 1065535), (310, 852428), (412, 641390), (515, 513112), (620, 426214), (824, 320695), (1030, 256556), (1240, 213107), (2060, 128278), (2069, 127720), (3193, 82760), (4120, 64139), (4138, 63860), (6386, 41380), (8276, 31930), (10345, 25544), (12772, 20690), (15965, 16552)]