118394077100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{140761}}^1$

素因数の和:141435

約数の個数: 72

約数和(自身を含む): 277107451488

約数和(自身を除く): 158713374388

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 647, 650, 1294, 1300, 2588, 3235, 6470, 8411, 12940, 16175, 16822, 32350, 33644, 42055, 64700, 84110, 140761, 168220, 210275, 281522, 420550, 563044, 703805, 841100, 1407610, 1829893, 2815220, 3519025, 3659786, 7038050, 7319572, 9149465, 14076100, 18298930, 36597860, 45747325, 91072367, 91494650, 182144734, 182989300, 364289468, 455361835, 910723670, 1183940771, 1821447340, 2276809175, 2367881542, 4553618350, 4735763084, 5919703855, 9107236700, 11839407710, 23678815420, 29598519275, 59197038550, 118394077100]

約数ペア:

[(1, 118394077100), (2, 59197038550), (4, 29598519275), (5, 23678815420), (10, 11839407710), (13, 9107236700), (20, 5919703855), (25, 4735763084), (26, 4553618350), (50, 2367881542), (52, 2276809175), (65, 1821447340), (100, 1183940771), (130, 910723670), (260, 455361835), (325, 364289468), (647, 182989300), (650, 182144734), (1294, 91494650), (1300, 91072367), (2588, 45747325), (3235, 36597860), (6470, 18298930), (8411, 14076100), (12940, 9149465), (16175, 7319572), (16822, 7038050), (32350, 3659786), (33644, 3519025), (42055, 2815220), (64700, 1829893), (84110, 1407610), (140761, 841100), (168220, 703805), (210275, 563044), (281522, 420550)]