65820780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9883}}^1$

素因数の和:9935

約数の個数: 72

約数和(自身を含む): 205073232

約数和(自身を除く): 139252452

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 9883, 19766, 29649, 39532, 49415, 59298, 88947, 98830, 118596, 148245, 177894, 197660, 296490, 355788, 365671, 444735, 592980, 731342, 889470, 1097013, 1462684, 1778940, 1828355, 2194026, 3291039, 3656710, 4388052, 5485065, 6582078, 7313420, 10970130, 13164156, 16455195, 21940260, 32910390, 65820780]

約数ペア:

[(1, 65820780), (2, 32910390), (3, 21940260), (4, 16455195), (5, 13164156), (6, 10970130), (9, 7313420), (10, 6582078), (12, 5485065), (15, 4388052), (18, 3656710), (20, 3291039), (30, 2194026), (36, 1828355), (37, 1778940), (45, 1462684), (60, 1097013), (74, 889470), (90, 731342), (111, 592980), (148, 444735), (180, 365671), (185, 355788), (222, 296490), (333, 197660), (370, 177894), (444, 148245), (555, 118596), (666, 98830), (740, 88947), (1110, 59298), (1332, 49415), (1665, 39532), (2220, 29649), (3330, 19766), (6660, 9883)]