2495308900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:830

約数の個数: 144

約数和(自身を含む): 6376091904

約数和(自身を除く): 3880783004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 103, 106, 140, 175, 206, 212, 265, 350, 371, 412, 515, 530, 653, 700, 721, 742, 1030, 1060, 1306, 1325, 1442, 1484, 1855, 2060, 2575, 2612, 2650, 2884, 3265, 3605, 3710, 4571, 5150, 5300, 5459, 6530, 7210, 7420, 9142, 9275, 10300, 10918, 13060, 14420, 16325, 18025, 18284, 18550, 21836, 22855, 27295, 32650, 34609, 36050, 37100, 38213, 45710, 54590, 65300, 67259, 69218, 72100, 76426, 91420, 109180, 114275, 134518, 136475, 138436, 152852, 173045, 191065, 228550, 242263, 269036, 272950, 336295, 346090, 382130, 457100, 470813, 484526, 545900, 672590, 692180, 764260, 865225, 941626, 955325, 969052, 1211315, 1345180, 1681475, 1730450, 1883252, 1910650, 2354065, 2422630, 3362950, 3460900, 3564727, 3821300, 4708130, 4845260, 6056575, 6725900, 7129454, 9416260, 11770325, 12113150, 14258908, 17823635, 23540650, 24226300, 24953089, 35647270, 47081300, 49906178, 71294540, 89118175, 99812356, 124765445, 178236350, 249530890, 356472700, 499061780, 623827225, 1247654450, 2495308900]

約数ペア:

[(1, 2495308900), (2, 1247654450), (4, 623827225), (5, 499061780), (7, 356472700), (10, 249530890), (14, 178236350), (20, 124765445), (25, 99812356), (28, 89118175), (35, 71294540), (50, 49906178), (53, 47081300), (70, 35647270), (100, 24953089), (103, 24226300), (106, 23540650), (140, 17823635), (175, 14258908), (206, 12113150), (212, 11770325), (265, 9416260), (350, 7129454), (371, 6725900), (412, 6056575), (515, 4845260), (530, 4708130), (653, 3821300), (700, 3564727), (721, 3460900), (742, 3362950), (1030, 2422630), (1060, 2354065), (1306, 1910650), (1325, 1883252), (1442, 1730450), (1484, 1681475), (1855, 1345180), (2060, 1211315), (2575, 969052), (2612, 955325), (2650, 941626), (2884, 865225), (3265, 764260), (3605, 692180), (3710, 672590), (4571, 545900), (5150, 484526), (5300, 470813), (5459, 457100), (6530, 382130), (7210, 346090), (7420, 336295), (9142, 272950), (9275, 269036), (10300, 242263), (10918, 228550), (13060, 191065), (14420, 173045), (16325, 152852), (18025, 138436), (18284, 136475), (18550, 134518), (21836, 114275), (22855, 109180), (27295, 91420), (32650, 76426), (34609, 72100), (36050, 69218), (37100, 67259), (38213, 65300), (45710, 54590)]