16401175

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 25444800

約数和(自身を除く): 9043625

約数列:

[1, 5, 7, 17, 25, 35, 37, 85, 119, 149, 175, 185, 259, 425, 595, 629, 745, 925, 1043, 1295, 2533, 2975, 3145, 3725, 4403, 5215, 5513, 6475, 12665, 15725, 17731, 22015, 26075, 27565, 38591, 63325, 88655, 93721, 110075, 137825, 192955, 443275, 468605, 656047, 964775, 2343025, 3280235, 16401175]

約数ペア:

[(1, 16401175), (5, 3280235), (7, 2343025), (17, 964775), (25, 656047), (35, 468605), (37, 443275), (85, 192955), (119, 137825), (149, 110075), (175, 93721), (185, 88655), (259, 63325), (425, 38591), (595, 27565), (629, 26075), (745, 22015), (925, 17731), (1043, 15725), (1295, 12665), (2533, 6475), (2975, 5513), (3145, 5215), (3725, 4403)]