2018540207900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{6271}}^1\times {\mathrm{60733}}^1$

素因数の和:67071

約数の個数: 72

約数和(自身を含む): 4463663307264

約数和(自身を除く): 2445123099364

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 6271, 12542, 25084, 31355, 60733, 62710, 121466, 125420, 156775, 242932, 303665, 313550, 332363, 607330, 627100, 664726, 1214660, 1329452, 1518325, 1661815, 3036650, 3218849, 3323630, 6073300, 6437698, 6647260, 8309075, 12875396, 16094245, 16618150, 32188490, 33236300, 64376980, 80471225, 160942450, 321884900, 380856643, 761713286, 1523426572, 1904283215, 3808566430, 7617132860, 9521416075, 19042832150, 20185402079, 38085664300, 40370804158, 80741608316, 100927010395, 201854020790, 403708041580, 504635051975, 1009270103950, 2018540207900]

約数ペア:

[(1, 2018540207900), (2, 1009270103950), (4, 504635051975), (5, 403708041580), (10, 201854020790), (20, 100927010395), (25, 80741608316), (50, 40370804158), (53, 38085664300), (100, 20185402079), (106, 19042832150), (212, 9521416075), (265, 7617132860), (530, 3808566430), (1060, 1904283215), (1325, 1523426572), (2650, 761713286), (5300, 380856643), (6271, 321884900), (12542, 160942450), (25084, 80471225), (31355, 64376980), (60733, 33236300), (62710, 32188490), (121466, 16618150), (125420, 16094245), (156775, 12875396), (242932, 8309075), (303665, 6647260), (313550, 6437698), (332363, 6073300), (607330, 3323630), (627100, 3218849), (664726, 3036650), (1214660, 1661815), (1329452, 1518325)]