18976678300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{32213}}^1$

素因数の和:32407

約数の個数: 72

約数和(自身を含む): 42445939536

約数和(自身を除く): 23469261236

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 137, 172, 215, 274, 430, 548, 685, 860, 1075, 1370, 2150, 2740, 3425, 4300, 5891, 6850, 11782, 13700, 23564, 29455, 32213, 58910, 64426, 117820, 128852, 147275, 161065, 294550, 322130, 589100, 644260, 805325, 1385159, 1610650, 2770318, 3221300, 4413181, 5540636, 6925795, 8826362, 13851590, 17652724, 22065905, 27703180, 34628975, 44131810, 69257950, 88263620, 110329525, 138515900, 189766783, 220659050, 379533566, 441318100, 759067132, 948833915, 1897667830, 3795335660, 4744169575, 9488339150, 18976678300]

約数ペア:

[(1, 18976678300), (2, 9488339150), (4, 4744169575), (5, 3795335660), (10, 1897667830), (20, 948833915), (25, 759067132), (43, 441318100), (50, 379533566), (86, 220659050), (100, 189766783), (137, 138515900), (172, 110329525), (215, 88263620), (274, 69257950), (430, 44131810), (548, 34628975), (685, 27703180), (860, 22065905), (1075, 17652724), (1370, 13851590), (2150, 8826362), (2740, 6925795), (3425, 5540636), (4300, 4413181), (5891, 3221300), (6850, 2770318), (11782, 1610650), (13700, 1385159), (23564, 805325), (29455, 644260), (32213, 589100), (58910, 322130), (64426, 294550), (117820, 161065), (128852, 147275)]