1648895960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{6047}}^1$

素因数の和:6476

約数の個数: 64

約数和(自身を含む): 3938699520

約数和(自身を除く): 2289803560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 401, 680, 802, 1604, 2005, 3208, 4010, 6047, 6817, 8020, 12094, 13634, 16040, 24188, 27268, 30235, 34085, 48376, 54536, 60470, 68170, 102799, 120940, 136340, 205598, 241880, 272680, 411196, 513995, 822392, 1027990, 2055980, 2424847, 4111960, 4849694, 9699388, 12124235, 19398776, 24248470, 41222399, 48496940, 82444798, 96993880, 164889596, 206111995, 329779192, 412223990, 824447980, 1648895960]

約数ペア:

[(1, 1648895960), (2, 824447980), (4, 412223990), (5, 329779192), (8, 206111995), (10, 164889596), (17, 96993880), (20, 82444798), (34, 48496940), (40, 41222399), (68, 24248470), (85, 19398776), (136, 12124235), (170, 9699388), (340, 4849694), (401, 4111960), (680, 2424847), (802, 2055980), (1604, 1027990), (2005, 822392), (3208, 513995), (4010, 411196), (6047, 272680), (6817, 241880), (8020, 205598), (12094, 136340), (13634, 120940), (16040, 102799), (24188, 68170), (27268, 60470), (30235, 54536), (34085, 48376)]