79370540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{409}}^1$

素因数の和:762

約数の個数: 48

約数和(自身を含む): 173026560

約数和(自身を除く): 93656020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 313, 409, 620, 626, 818, 1252, 1565, 1636, 2045, 3130, 4090, 6260, 8180, 9703, 12679, 19406, 25358, 38812, 48515, 50716, 63395, 97030, 126790, 128017, 194060, 253580, 256034, 512068, 640085, 1280170, 2560340, 3968527, 7937054, 15874108, 19842635, 39685270, 79370540]

約数ペア:

[(1, 79370540), (2, 39685270), (4, 19842635), (5, 15874108), (10, 7937054), (20, 3968527), (31, 2560340), (62, 1280170), (124, 640085), (155, 512068), (310, 256034), (313, 253580), (409, 194060), (620, 128017), (626, 126790), (818, 97030), (1252, 63395), (1565, 50716), (1636, 48515), (2045, 38812), (3130, 25358), (4090, 19406), (6260, 12679), (8180, 9703)]