1280478064

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89021}}^1$

素因数の和:89089

約数の個数: 40

約数和(自身を含む): 2649294720

約数和(自身を除く): 1368816656

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1798, 3596, 7192, 14384, 89021, 178042, 356084, 712168, 1424336, 2581609, 2759651, 5163218, 5519302, 10326436, 11038604, 20652872, 22077208, 41305744, 44154416, 80029879, 160059758, 320119516, 640239032, 1280478064]

約数ペア:

[(1, 1280478064), (2, 640239032), (4, 320119516), (8, 160059758), (16, 80029879), (29, 44154416), (31, 41305744), (58, 22077208), (62, 20652872), (116, 11038604), (124, 10326436), (232, 5519302), (248, 5163218), (464, 2759651), (496, 2581609), (899, 1424336), (1798, 712168), (3596, 356084), (7192, 178042), (14384, 89021)]