89418812900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{213461}}^1$

素因数の和:213605

約数の個数: 72

約数和(自身を含む): 200107817280

約数和(自身を除く): 110689004380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 71, 100, 118, 142, 236, 284, 295, 355, 590, 710, 1180, 1420, 1475, 1775, 2950, 3550, 4189, 5900, 7100, 8378, 16756, 20945, 41890, 83780, 104725, 209450, 213461, 418900, 426922, 853844, 1067305, 2134610, 4269220, 5336525, 10673050, 12594199, 15155731, 21346100, 25188398, 30311462, 50376796, 60622924, 62970995, 75778655, 125941990, 151557310, 251883980, 303114620, 314854975, 378893275, 629709950, 757786550, 894188129, 1259419900, 1515573100, 1788376258, 3576752516, 4470940645, 8941881290, 17883762580, 22354703225, 44709406450, 89418812900]

約数ペア:

[(1, 89418812900), (2, 44709406450), (4, 22354703225), (5, 17883762580), (10, 8941881290), (20, 4470940645), (25, 3576752516), (50, 1788376258), (59, 1515573100), (71, 1259419900), (100, 894188129), (118, 757786550), (142, 629709950), (236, 378893275), (284, 314854975), (295, 303114620), (355, 251883980), (590, 151557310), (710, 125941990), (1180, 75778655), (1420, 62970995), (1475, 60622924), (1775, 50376796), (2950, 30311462), (3550, 25188398), (4189, 21346100), (5900, 15155731), (7100, 12594199), (8378, 10673050), (16756, 5336525), (20945, 4269220), (41890, 2134610), (83780, 1067305), (104725, 853844), (209450, 426922), (213461, 418900)]