66475250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 131919840

約数和(自身を除く): 65444590

約数列:

[1, 2, 5, 10, 25, 29, 50, 53, 58, 106, 125, 145, 173, 250, 265, 290, 346, 530, 725, 865, 1325, 1450, 1537, 1730, 2650, 3074, 3625, 4325, 5017, 6625, 7250, 7685, 8650, 9169, 10034, 13250, 15370, 18338, 21625, 25085, 38425, 43250, 45845, 50170, 76850, 91690, 125425, 192125, 229225, 250850, 265901, 384250, 458450, 531802, 627125, 1146125, 1254250, 1329505, 2292250, 2659010, 6647525, 13295050, 33237625, 66475250]

約数ペア:

[(1, 66475250), (2, 33237625), (5, 13295050), (10, 6647525), (25, 2659010), (29, 2292250), (50, 1329505), (53, 1254250), (58, 1146125), (106, 627125), (125, 531802), (145, 458450), (173, 384250), (250, 265901), (265, 250850), (290, 229225), (346, 192125), (530, 125425), (725, 91690), (865, 76850), (1325, 50170), (1450, 45845), (1537, 43250), (1730, 38425), (2650, 25085), (3074, 21625), (3625, 18338), (4325, 15370), (5017, 13250), (6625, 10034), (7250, 9169), (7685, 8650)]