123945179900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{117517}}^1$

素因数の和:117783

約数の個数: 72

約数和(自身を含む): 275415184800

約数和(自身を除く): 151470004900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 199, 212, 265, 398, 530, 796, 995, 1060, 1325, 1990, 2650, 3980, 4975, 5300, 9950, 10547, 19900, 21094, 42188, 52735, 105470, 117517, 210940, 235034, 263675, 470068, 527350, 587585, 1054700, 1175170, 2350340, 2937925, 5875850, 6228401, 11751700, 12456802, 23385883, 24913604, 31142005, 46771766, 62284010, 93543532, 116929415, 124568020, 155710025, 233858830, 311420050, 467717660, 584647075, 622840100, 1169294150, 1239451799, 2338588300, 2478903598, 4957807196, 6197258995, 12394517990, 24789035980, 30986294975, 61972589950, 123945179900]

約数ペア:

[(1, 123945179900), (2, 61972589950), (4, 30986294975), (5, 24789035980), (10, 12394517990), (20, 6197258995), (25, 4957807196), (50, 2478903598), (53, 2338588300), (100, 1239451799), (106, 1169294150), (199, 622840100), (212, 584647075), (265, 467717660), (398, 311420050), (530, 233858830), (796, 155710025), (995, 124568020), (1060, 116929415), (1325, 93543532), (1990, 62284010), (2650, 46771766), (3980, 31142005), (4975, 24913604), (5300, 23385883), (9950, 12456802), (10547, 11751700), (19900, 6228401), (21094, 5875850), (42188, 2937925), (52735, 2350340), (105470, 1175170), (117517, 1054700), (210940, 587585), (235034, 527350), (263675, 470068)]