641330378800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1951}}^1\times {\mathrm{48341}}^1$

素因数の和:50327

約数の個数: 120

約数和(自身を含む): 1632301276032

約数和(自身を除く): 990970897232

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 1951, 3400, 3902, 6800, 7804, 9755, 15608, 19510, 31216, 33167, 39020, 48341, 48775, 66334, 78040, 96682, 97550, 132668, 156080, 165835, 193364, 195100, 241705, 265336, 331670, 386728, 390200, 483410, 530672, 663340, 773456, 780400, 821797, 829175, 966820, 1208525, 1326680, 1643594, 1658350, 1933640, 2417050, 2653360, 3287188, 3316700, 3867280, 4108985, 4834100, 6574376, 6633400, 8217970, 9668200, 13148752, 13266800, 16435940, 19336400, 20544925, 32871880, 41089850, 65743760, 82179700, 94313291, 164359400, 188626582, 328718800, 377253164, 471566455, 754506328, 943132910, 1509012656, 1603325947, 1886265820, 2357832275, 3206651894, 3772531640, 4715664550, 6413303788, 7545063280, 8016629735, 9431329100, 12826607576, 16033259470, 18862658200, 25653215152, 32066518940, 37725316400, 40083148675, 64133037880, 80166297350, 128266075760, 160332594700, 320665189400, 641330378800]

約数ペア:

[(1, 641330378800), (2, 320665189400), (4, 160332594700), (5, 128266075760), (8, 80166297350), (10, 64133037880), (16, 40083148675), (17, 37725316400), (20, 32066518940), (25, 25653215152), (34, 18862658200), (40, 16033259470), (50, 12826607576), (68, 9431329100), (80, 8016629735), (85, 7545063280), (100, 6413303788), (136, 4715664550), (170, 3772531640), (200, 3206651894), (272, 2357832275), (340, 1886265820), (400, 1603325947), (425, 1509012656), (680, 943132910), (850, 754506328), (1360, 471566455), (1700, 377253164), (1951, 328718800), (3400, 188626582), (3902, 164359400), (6800, 94313291), (7804, 82179700), (9755, 65743760), (15608, 41089850), (19510, 32871880), (31216, 20544925), (33167, 19336400), (39020, 16435940), (48341, 13266800), (48775, 13148752), (66334, 9668200), (78040, 8217970), (96682, 6633400), (97550, 6574376), (132668, 4834100), (156080, 4108985), (165835, 3867280), (193364, 3316700), (195100, 3287188), (241705, 2653360), (265336, 2417050), (331670, 1933640), (386728, 1658350), (390200, 1643594), (483410, 1326680), (530672, 1208525), (663340, 966820), (773456, 829175), (780400, 821797)]