65928320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3373

約数の個数: 64

約数和(自身を含む): 162743040

約数和(自身を除く): 96814720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3323, 3968, 4960, 6646, 9920, 13292, 16615, 19840, 26584, 33230, 53168, 66460, 103013, 106336, 132920, 206026, 212672, 265840, 412052, 425344, 515065, 531680, 824104, 1030130, 1063360, 1648208, 2060260, 2126720, 3296416, 4120520, 6592832, 8241040, 13185664, 16482080, 32964160, 65928320]

約数ペア:

[(1, 65928320), (2, 32964160), (4, 16482080), (5, 13185664), (8, 8241040), (10, 6592832), (16, 4120520), (20, 3296416), (31, 2126720), (32, 2060260), (40, 1648208), (62, 1063360), (64, 1030130), (80, 824104), (124, 531680), (128, 515065), (155, 425344), (160, 412052), (248, 265840), (310, 212672), (320, 206026), (496, 132920), (620, 106336), (640, 103013), (992, 66460), (1240, 53168), (1984, 33230), (2480, 26584), (3323, 19840), (3968, 16615), (4960, 13292), (6646, 9920)]