20166166900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{1109}}^1$

素因数の和:1466

約数の個数: 144

約数和(自身を含む): 48744380160

約数和(自身を除く): 28578213260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 61, 100, 110, 122, 220, 244, 271, 275, 305, 542, 550, 610, 671, 1084, 1100, 1109, 1220, 1342, 1355, 1525, 2218, 2684, 2710, 2981, 3050, 3355, 4436, 5420, 5545, 5962, 6100, 6710, 6775, 11090, 11924, 12199, 13420, 13550, 14905, 16531, 16775, 22180, 24398, 27100, 27725, 29810, 33062, 33550, 48796, 55450, 59620, 60995, 66124, 67100, 67649, 74525, 82655, 110900, 121990, 135298, 149050, 165310, 181841, 243980, 270596, 298100, 300539, 304975, 330620, 338245, 363682, 413275, 601078, 609950, 676490, 727364, 744139, 826550, 909205, 1202156, 1219900, 1352980, 1488278, 1502695, 1653100, 1691225, 1818410, 2976556, 3005390, 3305929, 3382450, 3636820, 3720695, 4546025, 6010780, 6611858, 6764900, 7441390, 7513475, 9092050, 13223716, 14882780, 15026950, 16529645, 18184100, 18332879, 18603475, 30053900, 33059290, 36665758, 37206950, 66118580, 73331516, 74413900, 82648225, 91664395, 165296450, 183328790, 201661669, 330592900, 366657580, 403323338, 458321975, 806646676, 916643950, 1008308345, 1833287900, 2016616690, 4033233380, 5041541725, 10083083450, 20166166900]

約数ペア:

[(1, 20166166900), (2, 10083083450), (4, 5041541725), (5, 4033233380), (10, 2016616690), (11, 1833287900), (20, 1008308345), (22, 916643950), (25, 806646676), (44, 458321975), (50, 403323338), (55, 366657580), (61, 330592900), (100, 201661669), (110, 183328790), (122, 165296450), (220, 91664395), (244, 82648225), (271, 74413900), (275, 73331516), (305, 66118580), (542, 37206950), (550, 36665758), (610, 33059290), (671, 30053900), (1084, 18603475), (1100, 18332879), (1109, 18184100), (1220, 16529645), (1342, 15026950), (1355, 14882780), (1525, 13223716), (2218, 9092050), (2684, 7513475), (2710, 7441390), (2981, 6764900), (3050, 6611858), (3355, 6010780), (4436, 4546025), (5420, 3720695), (5545, 3636820), (5962, 3382450), (6100, 3305929), (6710, 3005390), (6775, 2976556), (11090, 1818410), (11924, 1691225), (12199, 1653100), (13420, 1502695), (13550, 1488278), (14905, 1352980), (16531, 1219900), (16775, 1202156), (22180, 909205), (24398, 826550), (27100, 744139), (27725, 727364), (29810, 676490), (33062, 609950), (33550, 601078), (48796, 413275), (55450, 363682), (59620, 338245), (60995, 330620), (66124, 304975), (67100, 300539), (67649, 298100), (74525, 270596), (82655, 243980), (110900, 181841), (121990, 165310), (135298, 149050)]