78402100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3613}}^1$

素因数の和:3665

約数の個数: 72

約数和(自身を含む): 200764928

約数和(自身を除く): 122362828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 3613, 4340, 5425, 7226, 10850, 14452, 18065, 21700, 25291, 36130, 50582, 72260, 90325, 101164, 112003, 126455, 180650, 224006, 252910, 361300, 448012, 505820, 560015, 632275, 784021, 1120030, 1264550, 1568042, 2240060, 2529100, 2800075, 3136084, 3920105, 5600150, 7840210, 11200300, 15680420, 19600525, 39201050, 78402100]

約数ペア:

[(1, 78402100), (2, 39201050), (4, 19600525), (5, 15680420), (7, 11200300), (10, 7840210), (14, 5600150), (20, 3920105), (25, 3136084), (28, 2800075), (31, 2529100), (35, 2240060), (50, 1568042), (62, 1264550), (70, 1120030), (100, 784021), (124, 632275), (140, 560015), (155, 505820), (175, 448012), (217, 361300), (310, 252910), (350, 224006), (434, 180650), (620, 126455), (700, 112003), (775, 101164), (868, 90325), (1085, 72260), (1550, 50582), (2170, 36130), (3100, 25291), (3613, 21700), (4340, 18065), (5425, 14452), (7226, 10850)]