66371000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2193

約数の個数: 64

約数和(自身を含む): 160392960

約数和(自身を除く): 94021960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 775, 1000, 1240, 1550, 2141, 3100, 3875, 4282, 6200, 7750, 8564, 10705, 15500, 17128, 21410, 31000, 42820, 53525, 66371, 85640, 107050, 132742, 214100, 265484, 267625, 331855, 428200, 530968, 535250, 663710, 1070500, 1327420, 1659275, 2141000, 2654840, 3318550, 6637100, 8296375, 13274200, 16592750, 33185500, 66371000]

約数ペア:

[(1, 66371000), (2, 33185500), (4, 16592750), (5, 13274200), (8, 8296375), (10, 6637100), (20, 3318550), (25, 2654840), (31, 2141000), (40, 1659275), (50, 1327420), (62, 1070500), (100, 663710), (124, 535250), (125, 530968), (155, 428200), (200, 331855), (248, 267625), (250, 265484), (310, 214100), (500, 132742), (620, 107050), (775, 85640), (1000, 66371), (1240, 53525), (1550, 42820), (2141, 31000), (3100, 21410), (3875, 17128), (4282, 15500), (6200, 10705), (7750, 8564)]