78856150

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 150927840

約数和(自身を除く): 72071690

約数列:

[1, 2, 5, 10, 25, 50, 71, 97, 142, 194, 229, 355, 458, 485, 710, 970, 1145, 1775, 2290, 2425, 3550, 4850, 5725, 6887, 11450, 13774, 16259, 22213, 32518, 34435, 44426, 68870, 81295, 111065, 162590, 172175, 222130, 344350, 406475, 555325, 812950, 1110650, 1577123, 3154246, 7885615, 15771230, 39428075, 78856150]

約数ペア:

[(1, 78856150), (2, 39428075), (5, 15771230), (10, 7885615), (25, 3154246), (50, 1577123), (71, 1110650), (97, 812950), (142, 555325), (194, 406475), (229, 344350), (355, 222130), (458, 172175), (485, 162590), (710, 111065), (970, 81295), (1145, 68870), (1775, 44426), (2290, 34435), (2425, 32518), (3550, 22213), (4850, 16259), (5725, 13774), (6887, 11450)]