20167757900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3079}}^1\times {\mathrm{3853}}^1$

素因数の和:6963

約数の個数: 72

約数和(自身を含む): 46365469920

約数和(自身を除く): 26197712020

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 3079, 3853, 6158, 7706, 12316, 15395, 15412, 19265, 30790, 38530, 52343, 61580, 65501, 76975, 77060, 96325, 104686, 131002, 153950, 192650, 209372, 261715, 262004, 307900, 327505, 385300, 523430, 655010, 1046860, 1308575, 1310020, 1637525, 2617150, 3275050, 5234300, 6550100, 11863387, 23726774, 47453548, 59316935, 118633870, 201677579, 237267740, 296584675, 403355158, 593169350, 806710316, 1008387895, 1186338700, 2016775790, 4033551580, 5041939475, 10083878950, 20167757900]

約数ペア:

[(1, 20167757900), (2, 10083878950), (4, 5041939475), (5, 4033551580), (10, 2016775790), (17, 1186338700), (20, 1008387895), (25, 806710316), (34, 593169350), (50, 403355158), (68, 296584675), (85, 237267740), (100, 201677579), (170, 118633870), (340, 59316935), (425, 47453548), (850, 23726774), (1700, 11863387), (3079, 6550100), (3853, 5234300), (6158, 3275050), (7706, 2617150), (12316, 1637525), (15395, 1310020), (15412, 1308575), (19265, 1046860), (30790, 655010), (38530, 523430), (52343, 385300), (61580, 327505), (65501, 307900), (76975, 262004), (77060, 261715), (96325, 209372), (104686, 192650), (131002, 153950)]