199906330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 398297088

約数和(自身を除く): 198390758

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 97, 130, 166, 191, 194, 382, 415, 485, 830, 955, 970, 1079, 1261, 1910, 2158, 2483, 2522, 4966, 5395, 6305, 8051, 10790, 12415, 12610, 15853, 16102, 18527, 24830, 31706, 37054, 40255, 79265, 80510, 92635, 104663, 158530, 185270, 206089, 209326, 240851, 412178, 481702, 523315, 1030445, 1046630, 1204255, 1537741, 2060890, 2408510, 3075482, 7688705, 15377410, 19990633, 39981266, 99953165, 199906330]

約数ペア:

[(1, 199906330), (2, 99953165), (5, 39981266), (10, 19990633), (13, 15377410), (26, 7688705), (65, 3075482), (83, 2408510), (97, 2060890), (130, 1537741), (166, 1204255), (191, 1046630), (194, 1030445), (382, 523315), (415, 481702), (485, 412178), (830, 240851), (955, 209326), (970, 206089), (1079, 185270), (1261, 158530), (1910, 104663), (2158, 92635), (2483, 80510), (2522, 79265), (4966, 40255), (5395, 37054), (6305, 31706), (8051, 24830), (10790, 18527), (12415, 16102), (12610, 15853)]