202121050

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1409}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 398635200

約数和(自身を除く): 196514150

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 151, 190, 302, 475, 755, 950, 1409, 1510, 2818, 2869, 3775, 5738, 7045, 7550, 14090, 14345, 26771, 28690, 35225, 53542, 70450, 71725, 133855, 143450, 212759, 267710, 425518, 669275, 1063795, 1338550, 2127590, 4042421, 5318975, 8084842, 10637950, 20212105, 40424210, 101060525, 202121050]

約数ペア:

[(1, 202121050), (2, 101060525), (5, 40424210), (10, 20212105), (19, 10637950), (25, 8084842), (38, 5318975), (50, 4042421), (95, 2127590), (151, 1338550), (190, 1063795), (302, 669275), (475, 425518), (755, 267710), (950, 212759), (1409, 143450), (1510, 133855), (2818, 71725), (2869, 70450), (3775, 53542), (5738, 35225), (7045, 28690), (7550, 26771), (14090, 14345)]