67615970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 134719200

約数和(自身を除く): 67103230

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 89, 109, 170, 178, 205, 218, 410, 445, 545, 697, 890, 1090, 1394, 1513, 1853, 3026, 3485, 3649, 3706, 4469, 6970, 7298, 7565, 8938, 9265, 9701, 15130, 18245, 18530, 19402, 22345, 36490, 44690, 48505, 62033, 75973, 97010, 124066, 151946, 164917, 310165, 329834, 379865, 397741, 620330, 759730, 795482, 824585, 1649170, 1988705, 3977410, 6761597, 13523194, 33807985, 67615970]

約数ペア:

[(1, 67615970), (2, 33807985), (5, 13523194), (10, 6761597), (17, 3977410), (34, 1988705), (41, 1649170), (82, 824585), (85, 795482), (89, 759730), (109, 620330), (170, 397741), (178, 379865), (205, 329834), (218, 310165), (410, 164917), (445, 151946), (545, 124066), (697, 97010), (890, 75973), (1090, 62033), (1394, 48505), (1513, 44690), (1853, 36490), (3026, 22345), (3485, 19402), (3649, 18530), (3706, 18245), (4469, 15130), (6970, 9701), (7298, 9265), (7565, 8938)]