80590420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3389}}^1$

素因数の和:3468

約数の個数: 48

約数和(自身を含む): 179398800

約数和(自身を除く): 98808380

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 2378, 3389, 4756, 5945, 6778, 11890, 13556, 16945, 23780, 33890, 67780, 98281, 138949, 196562, 277898, 393124, 491405, 555796, 694745, 982810, 1389490, 1965620, 2778980, 4029521, 8059042, 16118084, 20147605, 40295210, 80590420]

約数ペア:

[(1, 80590420), (2, 40295210), (4, 20147605), (5, 16118084), (10, 8059042), (20, 4029521), (29, 2778980), (41, 1965620), (58, 1389490), (82, 982810), (116, 694745), (145, 555796), (164, 491405), (205, 393124), (290, 277898), (410, 196562), (580, 138949), (820, 98281), (1189, 67780), (2378, 33890), (3389, 23780), (4756, 16945), (5945, 13556), (6778, 11890)]