201442930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 402524640

約数和(自身を除く): 201081710

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 169, 173, 265, 338, 346, 530, 689, 845, 865, 1378, 1690, 1730, 2197, 2249, 3445, 4394, 4498, 6890, 8957, 9169, 10985, 11245, 17914, 18338, 21970, 22490, 29237, 44785, 45845, 58474, 89570, 91690, 116441, 119197, 146185, 232882, 238394, 292370, 380081, 582205, 595985, 760162, 1164410, 1191970, 1549561, 1900405, 3099122, 3800810, 7747805, 15495610, 20144293, 40288586, 100721465, 201442930]

約数ペア:

[(1, 201442930), (2, 100721465), (5, 40288586), (10, 20144293), (13, 15495610), (26, 7747805), (53, 3800810), (65, 3099122), (106, 1900405), (130, 1549561), (169, 1191970), (173, 1164410), (265, 760162), (338, 595985), (346, 582205), (530, 380081), (689, 292370), (845, 238394), (865, 232882), (1378, 146185), (1690, 119197), (1730, 116441), (2197, 91690), (2249, 89570), (3445, 58474), (4394, 45845), (4498, 44785), (6890, 29237), (8957, 22490), (9169, 21970), (10985, 18338), (11245, 17914)]