100104920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1231}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 239500800

約数和(自身を除く): 139395880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 535, 760, 856, 1070, 1231, 2033, 2140, 2462, 4066, 4280, 4924, 6155, 8132, 9848, 10165, 12310, 16264, 20330, 23389, 24620, 40660, 46778, 49240, 81320, 93556, 116945, 131717, 187112, 233890, 263434, 467780, 526868, 658585, 935560, 1053736, 1317170, 2502623, 2634340, 5005246, 5268680, 10010492, 12513115, 20020984, 25026230, 50052460, 100104920]

約数ペア:

[(1, 100104920), (2, 50052460), (4, 25026230), (5, 20020984), (8, 12513115), (10, 10010492), (19, 5268680), (20, 5005246), (38, 2634340), (40, 2502623), (76, 1317170), (95, 1053736), (107, 935560), (152, 658585), (190, 526868), (214, 467780), (380, 263434), (428, 233890), (535, 187112), (760, 131717), (856, 116945), (1070, 93556), (1231, 81320), (2033, 49240), (2140, 46778), (2462, 40660), (4066, 24620), (4280, 23389), (4924, 20330), (6155, 16264), (8132, 12310), (9848, 10165)]