66419600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 175816872

約数和(自身を除く): 109397272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 53, 65, 80, 100, 104, 106, 130, 200, 208, 212, 241, 260, 265, 325, 400, 424, 482, 520, 530, 650, 689, 848, 964, 1040, 1060, 1205, 1300, 1325, 1378, 1928, 2120, 2410, 2600, 2650, 2756, 3133, 3445, 3856, 4240, 4820, 5200, 5300, 5512, 6025, 6266, 6890, 9640, 10600, 11024, 12050, 12532, 12773, 13780, 15665, 17225, 19280, 21200, 24100, 25064, 25546, 27560, 31330, 34450, 48200, 50128, 51092, 55120, 62660, 63865, 68900, 78325, 96400, 102184, 125320, 127730, 137800, 156650, 166049, 204368, 250640, 255460, 275600, 313300, 319325, 332098, 510920, 626600, 638650, 664196, 830245, 1021840, 1253200, 1277300, 1328392, 1660490, 2554600, 2656784, 3320980, 4151225, 5109200, 6641960, 8302450, 13283920, 16604900, 33209800, 66419600]

約数ペア:

[(1, 66419600), (2, 33209800), (4, 16604900), (5, 13283920), (8, 8302450), (10, 6641960), (13, 5109200), (16, 4151225), (20, 3320980), (25, 2656784), (26, 2554600), (40, 1660490), (50, 1328392), (52, 1277300), (53, 1253200), (65, 1021840), (80, 830245), (100, 664196), (104, 638650), (106, 626600), (130, 510920), (200, 332098), (208, 319325), (212, 313300), (241, 275600), (260, 255460), (265, 250640), (325, 204368), (400, 166049), (424, 156650), (482, 137800), (520, 127730), (530, 125320), (650, 102184), (689, 96400), (848, 78325), (964, 68900), (1040, 63865), (1060, 62660), (1205, 55120), (1300, 51092), (1325, 50128), (1378, 48200), (1928, 34450), (2120, 31330), (2410, 27560), (2600, 25546), (2650, 25064), (2756, 24100), (3133, 21200), (3445, 19280), (3856, 17225), (4240, 15665), (4820, 13780), (5200, 12773), (5300, 12532), (5512, 12050), (6025, 11024), (6266, 10600), (6890, 9640)]