66808100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:1005

約数の個数: 72

約数和(自身を含む): 156323328

約数和(自身を除く): 89515228

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 31, 46, 50, 62, 92, 100, 115, 124, 155, 230, 310, 460, 575, 620, 713, 775, 937, 1150, 1426, 1550, 1874, 2300, 2852, 3100, 3565, 3748, 4685, 7130, 9370, 14260, 17825, 18740, 21551, 23425, 29047, 35650, 43102, 46850, 58094, 71300, 86204, 93700, 107755, 116188, 145235, 215510, 290470, 431020, 538775, 580940, 668081, 726175, 1077550, 1336162, 1452350, 2155100, 2672324, 2904700, 3340405, 6680810, 13361620, 16702025, 33404050, 66808100]

約数ペア:

[(1, 66808100), (2, 33404050), (4, 16702025), (5, 13361620), (10, 6680810), (20, 3340405), (23, 2904700), (25, 2672324), (31, 2155100), (46, 1452350), (50, 1336162), (62, 1077550), (92, 726175), (100, 668081), (115, 580940), (124, 538775), (155, 431020), (230, 290470), (310, 215510), (460, 145235), (575, 116188), (620, 107755), (713, 93700), (775, 86204), (937, 71300), (1150, 58094), (1426, 46850), (1550, 43102), (1874, 35650), (2300, 29047), (2852, 23425), (3100, 21551), (3565, 18740), (3748, 17825), (4685, 14260), (7130, 9370)]