275521000820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2629519}}^1$

素因数の和:2629585

約数の個数: 72

約数和(自身を含む): 646735703040

約数和(自身を除く): 371214702220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 310, 338, 403, 620, 676, 806, 845, 1612, 1690, 2015, 3380, 4030, 5239, 8060, 10478, 20956, 26195, 52390, 104780, 2629519, 5259038, 10518076, 13147595, 26295190, 34183747, 52590380, 68367494, 81515089, 136734988, 163030178, 170918735, 326060356, 341837470, 407575445, 444388711, 683674940, 815150890, 888777422, 1059696157, 1630301780, 1777554844, 2119392314, 2221943555, 4238784628, 4443887110, 5298480785, 8887774220, 10596961570, 13776050041, 21193923140, 27552100082, 55104200164, 68880250205, 137760500410, 275521000820]

約数ペア:

[(1, 275521000820), (2, 137760500410), (4, 68880250205), (5, 55104200164), (10, 27552100082), (13, 21193923140), (20, 13776050041), (26, 10596961570), (31, 8887774220), (52, 5298480785), (62, 4443887110), (65, 4238784628), (124, 2221943555), (130, 2119392314), (155, 1777554844), (169, 1630301780), (260, 1059696157), (310, 888777422), (338, 815150890), (403, 683674940), (620, 444388711), (676, 407575445), (806, 341837470), (845, 326060356), (1612, 170918735), (1690, 163030178), (2015, 136734988), (3380, 81515089), (4030, 68367494), (5239, 52590380), (8060, 34183747), (10478, 26295190), (20956, 13147595), (26195, 10518076), (52390, 5259038), (104780, 2629519)]