19640100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3851}}^1$

素因数の和:3885

約数の個数: 72

約数和(自身を含む): 60183648

約数和(自身を除く): 40543548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 3851, 5100, 7702, 11553, 15404, 19255, 23106, 38510, 46212, 57765, 65467, 77020, 96275, 115530, 130934, 192550, 196401, 231060, 261868, 288825, 327335, 385100, 392802, 577650, 654670, 785604, 982005, 1155300, 1309340, 1636675, 1964010, 3273350, 3928020, 4910025, 6546700, 9820050, 19640100]

約数ペア:

[(1, 19640100), (2, 9820050), (3, 6546700), (4, 4910025), (5, 3928020), (6, 3273350), (10, 1964010), (12, 1636675), (15, 1309340), (17, 1155300), (20, 982005), (25, 785604), (30, 654670), (34, 577650), (50, 392802), (51, 385100), (60, 327335), (68, 288825), (75, 261868), (85, 231060), (100, 196401), (102, 192550), (150, 130934), (170, 115530), (204, 96275), (255, 77020), (300, 65467), (340, 57765), (425, 46212), (510, 38510), (850, 23106), (1020, 19255), (1275, 15404), (1700, 11553), (2550, 7702), (3851, 5100)]