202318720

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3259}}^1$

素因数の和:3375

約数の個数: 64

約数和(自身を含む): 488804400

約数和(自身を除く): 286485680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1552, 1940, 3104, 3259, 3880, 6208, 6518, 7760, 12416, 13036, 15520, 16295, 26072, 31040, 32590, 52144, 62080, 65180, 104288, 130360, 208576, 260720, 316123, 417152, 521440, 632246, 1042880, 1264492, 1580615, 2085760, 2528984, 3161230, 5057968, 6322460, 10115936, 12644920, 20231872, 25289840, 40463744, 50579680, 101159360, 202318720]

約数ペア:

[(1, 202318720), (2, 101159360), (4, 50579680), (5, 40463744), (8, 25289840), (10, 20231872), (16, 12644920), (20, 10115936), (32, 6322460), (40, 5057968), (64, 3161230), (80, 2528984), (97, 2085760), (128, 1580615), (160, 1264492), (194, 1042880), (320, 632246), (388, 521440), (485, 417152), (640, 316123), (776, 260720), (970, 208576), (1552, 130360), (1940, 104288), (3104, 65180), (3259, 62080), (3880, 52144), (6208, 32590), (6518, 31040), (7760, 26072), (12416, 16295), (13036, 15520)]