28854100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1543}}^1$

素因数の和:1585

約数の個数: 72

約数和(自身を含む): 72370368

約数和(自身を除く): 43516268

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1543, 1700, 1870, 3086, 3740, 4675, 6172, 7715, 9350, 15430, 16973, 18700, 26231, 30860, 33946, 38575, 52462, 67892, 77150, 84865, 104924, 131155, 154300, 169730, 262310, 288541, 339460, 424325, 524620, 577082, 655775, 848650, 1154164, 1311550, 1442705, 1697300, 2623100, 2885410, 5770820, 7213525, 14427050, 28854100]

約数ペア:

[(1, 28854100), (2, 14427050), (4, 7213525), (5, 5770820), (10, 2885410), (11, 2623100), (17, 1697300), (20, 1442705), (22, 1311550), (25, 1154164), (34, 848650), (44, 655775), (50, 577082), (55, 524620), (68, 424325), (85, 339460), (100, 288541), (110, 262310), (170, 169730), (187, 154300), (220, 131155), (275, 104924), (340, 84865), (374, 77150), (425, 67892), (550, 52462), (748, 38575), (850, 33946), (935, 30860), (1100, 26231), (1543, 18700), (1700, 16973), (1870, 15430), (3086, 9350), (3740, 7715), (4675, 6172)]