202111300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2041

約数の個数: 72

約数和(自身を含む): 472235400

約数和(自身を除く): 270124100

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 61, 68, 85, 100, 122, 170, 244, 305, 340, 425, 610, 850, 1037, 1220, 1525, 1700, 1949, 2074, 3050, 3898, 4148, 5185, 6100, 7796, 9745, 10370, 19490, 20740, 25925, 33133, 38980, 48725, 51850, 66266, 97450, 103700, 118889, 132532, 165665, 194900, 237778, 331330, 475556, 594445, 662660, 828325, 1188890, 1656650, 2021113, 2377780, 2972225, 3313300, 4042226, 5944450, 8084452, 10105565, 11888900, 20211130, 40422260, 50527825, 101055650, 202111300]

約数ペア:

[(1, 202111300), (2, 101055650), (4, 50527825), (5, 40422260), (10, 20211130), (17, 11888900), (20, 10105565), (25, 8084452), (34, 5944450), (50, 4042226), (61, 3313300), (68, 2972225), (85, 2377780), (100, 2021113), (122, 1656650), (170, 1188890), (244, 828325), (305, 662660), (340, 594445), (425, 475556), (610, 331330), (850, 237778), (1037, 194900), (1220, 165665), (1525, 132532), (1700, 118889), (1949, 103700), (2074, 97450), (3050, 66266), (3898, 51850), (4148, 48725), (5185, 38980), (6100, 33133), (7796, 25925), (9745, 20740), (10370, 19490)]