201780950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1597}}^1$

素因数の和:1654

約数の個数: 72

約数和(自身を含む): 452975472

約数和(自身を除く): 251194522

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 133, 175, 190, 266, 350, 361, 475, 665, 722, 950, 1330, 1597, 1805, 2527, 3194, 3325, 3610, 5054, 6650, 7985, 9025, 11179, 12635, 15970, 18050, 22358, 25270, 30343, 39925, 55895, 60686, 63175, 79850, 111790, 126350, 151715, 212401, 279475, 303430, 424802, 558950, 576517, 758575, 1062005, 1153034, 1517150, 2124010, 2882585, 4035619, 5310025, 5765170, 8071238, 10620050, 14412925, 20178095, 28825850, 40356190, 100890475, 201780950]

約数ペア:

[(1, 201780950), (2, 100890475), (5, 40356190), (7, 28825850), (10, 20178095), (14, 14412925), (19, 10620050), (25, 8071238), (35, 5765170), (38, 5310025), (50, 4035619), (70, 2882585), (95, 2124010), (133, 1517150), (175, 1153034), (190, 1062005), (266, 758575), (350, 576517), (361, 558950), (475, 424802), (665, 303430), (722, 279475), (950, 212401), (1330, 151715), (1597, 126350), (1805, 111790), (2527, 79850), (3194, 63175), (3325, 60686), (3610, 55895), (5054, 39925), (6650, 30343), (7985, 25270), (9025, 22358), (11179, 18050), (12635, 15970)]