198804550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:374

約数の個数: 96

約数和(自身を含む): 443971584

約数和(自身を除く): 245167034

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 73, 146, 155, 175, 217, 251, 310, 350, 365, 434, 502, 511, 730, 775, 1022, 1085, 1255, 1550, 1757, 1825, 2170, 2263, 2510, 2555, 3514, 3650, 4526, 5110, 5425, 6275, 7781, 8785, 10850, 11315, 12550, 12775, 15562, 15841, 17570, 18323, 22630, 25550, 31682, 36646, 38905, 43925, 54467, 56575, 77810, 79205, 87850, 91615, 108934, 113150, 128261, 158410, 183230, 194525, 256522, 272335, 389050, 396025, 458075, 544670, 568013, 641305, 792050, 916150, 1136026, 1282610, 1361675, 2723350, 2840065, 3206525, 3976091, 5680130, 6413050, 7952182, 14200325, 19880455, 28400650, 39760910, 99402275, 198804550]

約数ペア:

[(1, 198804550), (2, 99402275), (5, 39760910), (7, 28400650), (10, 19880455), (14, 14200325), (25, 7952182), (31, 6413050), (35, 5680130), (50, 3976091), (62, 3206525), (70, 2840065), (73, 2723350), (146, 1361675), (155, 1282610), (175, 1136026), (217, 916150), (251, 792050), (310, 641305), (350, 568013), (365, 544670), (434, 458075), (502, 396025), (511, 389050), (730, 272335), (775, 256522), (1022, 194525), (1085, 183230), (1255, 158410), (1550, 128261), (1757, 113150), (1825, 108934), (2170, 91615), (2263, 87850), (2510, 79205), (2555, 77810), (3514, 56575), (3650, 54467), (4526, 43925), (5110, 38905), (5425, 36646), (6275, 31682), (7781, 25550), (8785, 22630), (10850, 18323), (11315, 17570), (12550, 15841), (12775, 15562)]