64339940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:226

約数の個数: 96

約数和(自身を含む): 160876800

約数和(自身を除く): 96536860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 83, 98, 113, 140, 166, 196, 226, 245, 332, 343, 415, 452, 490, 565, 581, 686, 791, 830, 980, 1130, 1162, 1372, 1582, 1660, 1715, 2260, 2324, 2905, 3164, 3430, 3955, 4067, 5537, 5810, 6860, 7910, 8134, 9379, 11074, 11620, 15820, 16268, 18758, 20335, 22148, 27685, 28469, 37516, 38759, 40670, 46895, 55370, 56938, 65653, 77518, 81340, 93790, 110740, 113876, 131306, 142345, 155036, 187580, 193795, 262612, 284690, 328265, 387590, 459571, 569380, 656530, 775180, 919142, 1313060, 1838284, 2297855, 3216997, 4595710, 6433994, 9191420, 12867988, 16084985, 32169970, 64339940]

約数ペア:

[(1, 64339940), (2, 32169970), (4, 16084985), (5, 12867988), (7, 9191420), (10, 6433994), (14, 4595710), (20, 3216997), (28, 2297855), (35, 1838284), (49, 1313060), (70, 919142), (83, 775180), (98, 656530), (113, 569380), (140, 459571), (166, 387590), (196, 328265), (226, 284690), (245, 262612), (332, 193795), (343, 187580), (415, 155036), (452, 142345), (490, 131306), (565, 113876), (581, 110740), (686, 93790), (791, 81340), (830, 77518), (980, 65653), (1130, 56938), (1162, 55370), (1372, 46895), (1582, 40670), (1660, 38759), (1715, 37516), (2260, 28469), (2324, 27685), (2905, 22148), (3164, 20335), (3430, 18758), (3955, 16268), (4067, 15820), (5537, 11620), (5810, 11074), (6860, 9379), (7910, 8134)]