81461324

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{5261}}^1$

素因数の和:5358

約数の個数: 36

約数和(自身を含む): 167963040

約数和(自身を除く): 86501716

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 553, 1106, 2212, 3871, 5261, 7742, 10522, 15484, 21044, 36827, 73654, 147308, 257789, 415619, 515578, 831238, 1031156, 1662476, 2909333, 5818666, 11637332, 20365331, 40730662, 81461324]

約数ペア:

[(1, 81461324), (2, 40730662), (4, 20365331), (7, 11637332), (14, 5818666), (28, 2909333), (49, 1662476), (79, 1031156), (98, 831238), (158, 515578), (196, 415619), (316, 257789), (553, 147308), (1106, 73654), (2212, 36827), (3871, 21044), (5261, 15484), (7742, 10522)]