26731260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1531}}^1$

素因数の和:1643

約数の個数: 72

約数和(自身を含む): 81974256

約数和(自身を除く): 55242996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1531, 1746, 1940, 2910, 3062, 3492, 4365, 4593, 5820, 6124, 7655, 8730, 9186, 13779, 15310, 17460, 18372, 22965, 27558, 30620, 45930, 55116, 68895, 91860, 137790, 148507, 275580, 297014, 445521, 594028, 742535, 891042, 1336563, 1485070, 1782084, 2227605, 2673126, 2970140, 4455210, 5346252, 6682815, 8910420, 13365630, 26731260]

約数ペア:

[(1, 26731260), (2, 13365630), (3, 8910420), (4, 6682815), (5, 5346252), (6, 4455210), (9, 2970140), (10, 2673126), (12, 2227605), (15, 1782084), (18, 1485070), (20, 1336563), (30, 891042), (36, 742535), (45, 594028), (60, 445521), (90, 297014), (97, 275580), (180, 148507), (194, 137790), (291, 91860), (388, 68895), (485, 55116), (582, 45930), (873, 30620), (970, 27558), (1164, 22965), (1455, 18372), (1531, 17460), (1746, 15310), (1940, 13779), (2910, 9186), (3062, 8730), (3492, 7655), (4365, 6124), (4593, 5820)]