81858270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11047}}^1$

素因数の和:11089

約数の個数: 64

約数和(自身を含む): 222727680

約数和(自身を除く): 140869410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 7410, 11047, 22094, 33141, 55235, 66282, 110470, 143611, 165705, 209893, 287222, 331410, 419786, 430833, 629679, 718055, 861666, 1049465, 1259358, 1436110, 2098930, 2154165, 2728609, 3148395, 4308330, 5457218, 6296790, 8185827, 13643045, 16371654, 27286090, 40929135, 81858270]

約数ペア:

[(1, 81858270), (2, 40929135), (3, 27286090), (5, 16371654), (6, 13643045), (10, 8185827), (13, 6296790), (15, 5457218), (19, 4308330), (26, 3148395), (30, 2728609), (38, 2154165), (39, 2098930), (57, 1436110), (65, 1259358), (78, 1049465), (95, 861666), (114, 718055), (130, 629679), (190, 430833), (195, 419786), (247, 331410), (285, 287222), (390, 209893), (494, 165705), (570, 143611), (741, 110470), (1235, 66282), (1482, 55235), (2470, 33141), (3705, 22094), (7410, 11047)]