645049033168

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1\times {\mathrm{90887}}^1$

素因数の和:91316

約数の個数: 80

約数和(自身を含む): 1325365171200

約数和(自身を除く): 680316138032

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 349, 496, 656, 698, 1271, 1396, 2542, 2792, 5084, 5584, 10168, 10819, 14309, 20336, 21638, 28618, 43276, 57236, 86552, 90887, 114472, 173104, 181774, 228944, 363548, 443579, 727096, 887158, 1454192, 1774316, 2817497, 3548632, 3726367, 5634994, 7097264, 7452734, 11269988, 14905468, 22539976, 29810936, 31719563, 45079952, 59621872, 63439126, 115517377, 126878252, 231034754, 253756504, 462069508, 507513008, 924139016, 983306453, 1300502083, 1848278032, 1966612906, 2601004166, 3933225812, 5202008332, 7866451624, 10404016664, 15732903248, 20808033328, 40315564573, 80631129146, 161262258292, 322524516584, 645049033168]

約数ペア:

[(1, 645049033168), (2, 322524516584), (4, 161262258292), (8, 80631129146), (16, 40315564573), (31, 20808033328), (41, 15732903248), (62, 10404016664), (82, 7866451624), (124, 5202008332), (164, 3933225812), (248, 2601004166), (328, 1966612906), (349, 1848278032), (496, 1300502083), (656, 983306453), (698, 924139016), (1271, 507513008), (1396, 462069508), (2542, 253756504), (2792, 231034754), (5084, 126878252), (5584, 115517377), (10168, 63439126), (10819, 59621872), (14309, 45079952), (20336, 31719563), (21638, 29810936), (28618, 22539976), (43276, 14905468), (57236, 11269988), (86552, 7452734), (90887, 7097264), (114472, 5634994), (173104, 3726367), (181774, 3548632), (228944, 2817497), (363548, 1774316), (443579, 1454192), (727096, 887158)]