2213750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:63

約数の個数: 80

約数和(自身を含む): 5398272

約数和(自身を除く): 3184522

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 25, 35, 46, 50, 55, 70, 77, 110, 115, 125, 154, 161, 175, 230, 250, 253, 275, 322, 350, 385, 506, 550, 575, 625, 770, 805, 875, 1150, 1250, 1265, 1375, 1610, 1750, 1771, 1925, 2530, 2750, 2875, 3542, 3850, 4025, 4375, 5750, 6325, 6875, 8050, 8750, 8855, 9625, 12650, 13750, 14375, 17710, 19250, 20125, 28750, 31625, 40250, 44275, 48125, 63250, 88550, 96250, 100625, 158125, 201250, 221375, 316250, 442750, 1106875, 2213750]

約数ペア:

[(1, 2213750), (2, 1106875), (5, 442750), (7, 316250), (10, 221375), (11, 201250), (14, 158125), (22, 100625), (23, 96250), (25, 88550), (35, 63250), (46, 48125), (50, 44275), (55, 40250), (70, 31625), (77, 28750), (110, 20125), (115, 19250), (125, 17710), (154, 14375), (161, 13750), (175, 12650), (230, 9625), (250, 8855), (253, 8750), (275, 8050), (322, 6875), (350, 6325), (385, 5750), (506, 4375), (550, 4025), (575, 3850), (625, 3542), (770, 2875), (805, 2750), (875, 2530), (1150, 1925), (1250, 1771), (1265, 1750), (1375, 1610)]