68404910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1087}}^1$

素因数の和:1161

約数の個数: 64

約数和(自身を含む): 150405120

約数和(自身を除く): 82000210

約数列:

[1, 2, 5, 7, 10, 14, 29, 31, 35, 58, 62, 70, 145, 155, 203, 217, 290, 310, 406, 434, 899, 1015, 1085, 1087, 1798, 2030, 2170, 2174, 4495, 5435, 6293, 7609, 8990, 10870, 12586, 15218, 31465, 31523, 33697, 38045, 62930, 63046, 67394, 76090, 157615, 168485, 220661, 235879, 315230, 336970, 441322, 471758, 977213, 1103305, 1179395, 1954426, 2206610, 2358790, 4886065, 6840491, 9772130, 13680982, 34202455, 68404910]

約数ペア:

[(1, 68404910), (2, 34202455), (5, 13680982), (7, 9772130), (10, 6840491), (14, 4886065), (29, 2358790), (31, 2206610), (35, 1954426), (58, 1179395), (62, 1103305), (70, 977213), (145, 471758), (155, 441322), (203, 336970), (217, 315230), (290, 235879), (310, 220661), (406, 168485), (434, 157615), (899, 76090), (1015, 67394), (1085, 63046), (1087, 62930), (1798, 38045), (2030, 33697), (2170, 31523), (2174, 31465), (4495, 15218), (5435, 12586), (6293, 10870), (7609, 8990)]