15987131270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{653}}^1\times {\mathrm{1699}}^1$

素因数の和:2501

約数の個数: 64

約数和(自身を含む): 31699641600

約数和(自身を除く): 15712510330

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 653, 655, 1306, 1310, 1441, 1699, 2882, 3265, 3398, 6530, 7183, 7205, 8495, 14366, 14410, 16990, 18689, 35915, 37378, 71830, 85543, 93445, 171086, 186890, 222569, 427715, 445138, 855430, 940973, 1109447, 1112845, 1881946, 2218894, 2225690, 2448259, 4704865, 4896518, 5547235, 9409730, 11094470, 12203917, 12241295, 24407834, 24482590, 61019585, 122039170, 145337557, 290675114, 726687785, 1453375570, 1598713127, 3197426254, 7993565635, 15987131270]

約数ペア:

[(1, 15987131270), (2, 7993565635), (5, 3197426254), (10, 1598713127), (11, 1453375570), (22, 726687785), (55, 290675114), (110, 145337557), (131, 122039170), (262, 61019585), (653, 24482590), (655, 24407834), (1306, 12241295), (1310, 12203917), (1441, 11094470), (1699, 9409730), (2882, 5547235), (3265, 4896518), (3398, 4704865), (6530, 2448259), (7183, 2225690), (7205, 2218894), (8495, 1881946), (14366, 1112845), (14410, 1109447), (16990, 940973), (18689, 855430), (35915, 445138), (37378, 427715), (71830, 222569), (85543, 186890), (93445, 171086)]