70931720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{57203}}^1$

素因数の和:57245

約数の個数: 32

約数和(自身を含む): 164747520

約数和(自身を除く): 93815800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 57203, 114406, 228812, 286015, 457624, 572030, 1144060, 1773293, 2288120, 3546586, 7093172, 8866465, 14186344, 17732930, 35465860, 70931720]

約数ペア:

[(1, 70931720), (2, 35465860), (4, 17732930), (5, 14186344), (8, 8866465), (10, 7093172), (20, 3546586), (31, 2288120), (40, 1773293), (62, 1144060), (124, 572030), (155, 457624), (248, 286015), (310, 228812), (620, 114406), (1240, 57203)]