71213900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 167228880

約数和(自身を除く): 96014980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 50, 74, 76, 95, 100, 148, 185, 190, 370, 380, 475, 703, 740, 925, 950, 1013, 1406, 1850, 1900, 2026, 2812, 3515, 3700, 4052, 5065, 7030, 10130, 14060, 17575, 19247, 20260, 25325, 35150, 37481, 38494, 50650, 70300, 74962, 76988, 96235, 101300, 149924, 187405, 192470, 374810, 384940, 481175, 712139, 749620, 937025, 962350, 1424278, 1874050, 1924700, 2848556, 3560695, 3748100, 7121390, 14242780, 17803475, 35606950, 71213900]

約数ペア:

[(1, 71213900), (2, 35606950), (4, 17803475), (5, 14242780), (10, 7121390), (19, 3748100), (20, 3560695), (25, 2848556), (37, 1924700), (38, 1874050), (50, 1424278), (74, 962350), (76, 937025), (95, 749620), (100, 712139), (148, 481175), (185, 384940), (190, 374810), (370, 192470), (380, 187405), (475, 149924), (703, 101300), (740, 96235), (925, 76988), (950, 74962), (1013, 70300), (1406, 50650), (1850, 38494), (1900, 37481), (2026, 35150), (2812, 25325), (3515, 20260), (3700, 19247), (4052, 17575), (5065, 14060), (7030, 10130)]