65605380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{64319}}^1$

素因数の和:64348

約数の個数: 48

約数和(自身を含む): 194503680

約数和(自身を除く): 128898300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 64319, 128638, 192957, 257276, 321595, 385914, 643190, 771828, 964785, 1093423, 1286380, 1929570, 2186846, 3280269, 3859140, 4373692, 5467115, 6560538, 10934230, 13121076, 16401345, 21868460, 32802690, 65605380]

約数ペア:

[(1, 65605380), (2, 32802690), (3, 21868460), (4, 16401345), (5, 13121076), (6, 10934230), (10, 6560538), (12, 5467115), (15, 4373692), (17, 3859140), (20, 3280269), (30, 2186846), (34, 1929570), (51, 1286380), (60, 1093423), (68, 964785), (85, 771828), (102, 643190), (170, 385914), (204, 321595), (255, 257276), (340, 192957), (510, 128638), (1020, 64319)]