1640257070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 3267855360

約数和(自身を除く): 1627598290

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 109, 127, 170, 205, 218, 254, 289, 410, 545, 578, 635, 697, 1090, 1270, 1394, 1445, 1853, 2159, 2890, 3485, 3706, 4318, 4469, 5207, 6970, 8938, 9265, 10414, 10795, 11849, 13843, 18530, 21590, 22345, 23698, 26035, 27686, 31501, 36703, 44690, 52070, 59245, 63002, 69215, 73406, 75973, 88519, 118490, 138430, 151946, 157505, 177038, 183515, 235331, 315010, 367030, 379865, 442595, 470662, 567563, 759730, 885190, 1135126, 1176655, 1291541, 1504823, 2353310, 2583082, 2837815, 3009646, 4000627, 5675630, 6457705, 7524115, 8001254, 9648571, 12915410, 15048230, 19297142, 20003135, 40006270, 48242855, 96485710, 164025707, 328051414, 820128535, 1640257070]

約数ペア:

[(1, 1640257070), (2, 820128535), (5, 328051414), (10, 164025707), (17, 96485710), (34, 48242855), (41, 40006270), (82, 20003135), (85, 19297142), (109, 15048230), (127, 12915410), (170, 9648571), (205, 8001254), (218, 7524115), (254, 6457705), (289, 5675630), (410, 4000627), (545, 3009646), (578, 2837815), (635, 2583082), (697, 2353310), (1090, 1504823), (1270, 1291541), (1394, 1176655), (1445, 1135126), (1853, 885190), (2159, 759730), (2890, 567563), (3485, 470662), (3706, 442595), (4318, 379865), (4469, 367030), (5207, 315010), (6970, 235331), (8938, 183515), (9265, 177038), (10414, 157505), (10795, 151946), (11849, 138430), (13843, 118490), (18530, 88519), (21590, 75973), (22345, 73406), (23698, 69215), (26035, 63002), (27686, 59245), (31501, 52070), (36703, 44690)]