81525096

素因数分解:

$2^3\times 3^3\times {\mathrm{571}}^1\times {\mathrm{661}}^1$

素因数の和:1247

約数の個数: 64

約数和(自身を含む): 227198400

約数和(自身を除く): 145673304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 571, 661, 1142, 1322, 1713, 1983, 2284, 2644, 3426, 3966, 4568, 5139, 5288, 5949, 6852, 7932, 10278, 11898, 13704, 15417, 15864, 17847, 20556, 23796, 30834, 35694, 41112, 47592, 61668, 71388, 123336, 142776, 377431, 754862, 1132293, 1509724, 2264586, 3019448, 3396879, 4529172, 6793758, 9058344, 10190637, 13587516, 20381274, 27175032, 40762548, 81525096]

約数ペア:

[(1, 81525096), (2, 40762548), (3, 27175032), (4, 20381274), (6, 13587516), (8, 10190637), (9, 9058344), (12, 6793758), (18, 4529172), (24, 3396879), (27, 3019448), (36, 2264586), (54, 1509724), (72, 1132293), (108, 754862), (216, 377431), (571, 142776), (661, 123336), (1142, 71388), (1322, 61668), (1713, 47592), (1983, 41112), (2284, 35694), (2644, 30834), (3426, 23796), (3966, 20556), (4568, 17847), (5139, 15864), (5288, 15417), (5949, 13704), (6852, 11898), (7932, 10278)]