67987700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3253}}^1$

素因数の和:3297

約数の個数: 72

約数和(自身を含む): 169468320

約数和(自身を除く): 101480620

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 3253, 4180, 5225, 6506, 10450, 13012, 16265, 20900, 32530, 35783, 61807, 65060, 71566, 81325, 123614, 143132, 162650, 178915, 247228, 309035, 325300, 357830, 618070, 679877, 715660, 894575, 1236140, 1359754, 1545175, 1789150, 2719508, 3090350, 3399385, 3578300, 6180700, 6798770, 13597540, 16996925, 33993850, 67987700]

約数ペア:

[(1, 67987700), (2, 33993850), (4, 16996925), (5, 13597540), (10, 6798770), (11, 6180700), (19, 3578300), (20, 3399385), (22, 3090350), (25, 2719508), (38, 1789150), (44, 1545175), (50, 1359754), (55, 1236140), (76, 894575), (95, 715660), (100, 679877), (110, 618070), (190, 357830), (209, 325300), (220, 309035), (275, 247228), (380, 178915), (418, 162650), (475, 143132), (550, 123614), (836, 81325), (950, 71566), (1045, 65060), (1100, 61807), (1900, 35783), (2090, 32530), (3253, 20900), (4180, 16265), (5225, 13012), (6506, 10450)]