200951900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2749}}^1$

素因数の和:2823

約数の個数: 72

約数和(自身を含む): 472626000

約数和(自身を除く): 271674100

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 170, 172, 215, 340, 425, 430, 731, 850, 860, 1075, 1462, 1700, 2150, 2749, 2924, 3655, 4300, 5498, 7310, 10996, 13745, 14620, 18275, 27490, 36550, 46733, 54980, 68725, 73100, 93466, 118207, 137450, 186932, 233665, 236414, 274900, 467330, 472828, 591035, 934660, 1168325, 1182070, 2009519, 2336650, 2364140, 2955175, 4019038, 4673300, 5910350, 8038076, 10047595, 11820700, 20095190, 40190380, 50237975, 100475950, 200951900]

約数ペア:

[(1, 200951900), (2, 100475950), (4, 50237975), (5, 40190380), (10, 20095190), (17, 11820700), (20, 10047595), (25, 8038076), (34, 5910350), (43, 4673300), (50, 4019038), (68, 2955175), (85, 2364140), (86, 2336650), (100, 2009519), (170, 1182070), (172, 1168325), (215, 934660), (340, 591035), (425, 472828), (430, 467330), (731, 274900), (850, 236414), (860, 233665), (1075, 186932), (1462, 137450), (1700, 118207), (2150, 93466), (2749, 73100), (2924, 68725), (3655, 54980), (4300, 46733), (5498, 36550), (7310, 27490), (10996, 18275), (13745, 14620)]