99998420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{7949}}^1$

素因数の和:8012

約数の個数: 48

約数和(自身を含む): 228387600

約数和(自身を除く): 128389180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 7949, 12580, 15898, 31796, 39745, 79490, 135133, 158980, 270266, 294113, 540532, 588226, 675665, 1176452, 1351330, 1470565, 2702660, 2941130, 4999921, 5882260, 9999842, 19999684, 24999605, 49999210, 99998420]

約数ペア:

[(1, 99998420), (2, 49999210), (4, 24999605), (5, 19999684), (10, 9999842), (17, 5882260), (20, 4999921), (34, 2941130), (37, 2702660), (68, 1470565), (74, 1351330), (85, 1176452), (148, 675665), (170, 588226), (185, 540532), (340, 294113), (370, 270266), (629, 158980), (740, 135133), (1258, 79490), (2516, 39745), (3145, 31796), (6290, 15898), (7949, 12580)]