81915696730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1327}}^1\times {\mathrm{28447}}^1$

素因数の和:29819

約数の個数: 64

約数和(自身を含む): 174085373952

約数和(自身を除く): 92169677222

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 1327, 2170, 2654, 6635, 9289, 13270, 18578, 28447, 41137, 46445, 56894, 82274, 92890, 142235, 199129, 205685, 284470, 287959, 398258, 411370, 575918, 881857, 995645, 1439795, 1763714, 1991290, 2879590, 4409285, 6172999, 8818570, 12345998, 30864995, 37749169, 61729990, 75498338, 188745845, 264244183, 377491690, 528488366, 1170224239, 1321220915, 2340448478, 2642441830, 5851121195, 8191569673, 11702242390, 16383139346, 40957848365, 81915696730]

約数ペア:

[(1, 81915696730), (2, 40957848365), (5, 16383139346), (7, 11702242390), (10, 8191569673), (14, 5851121195), (31, 2642441830), (35, 2340448478), (62, 1321220915), (70, 1170224239), (155, 528488366), (217, 377491690), (310, 264244183), (434, 188745845), (1085, 75498338), (1327, 61729990), (2170, 37749169), (2654, 30864995), (6635, 12345998), (9289, 8818570), (13270, 6172999), (18578, 4409285), (28447, 2879590), (41137, 1991290), (46445, 1763714), (56894, 1439795), (82274, 995645), (92890, 881857), (142235, 575918), (199129, 411370), (205685, 398258), (284470, 287959)]