65354680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{761}}^1$

素因数の和:904

約数の個数: 64

約数和(自身を含む): 156362400

約数和(自身を除く): 91007720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 761, 904, 1130, 1522, 2147, 2260, 3044, 3805, 4294, 4520, 6088, 7610, 8588, 10735, 14459, 15220, 17176, 21470, 28918, 30440, 42940, 57836, 72295, 85880, 85993, 115672, 144590, 171986, 289180, 343972, 429965, 578360, 687944, 859930, 1633867, 1719860, 3267734, 3439720, 6535468, 8169335, 13070936, 16338670, 32677340, 65354680]

約数ペア:

[(1, 65354680), (2, 32677340), (4, 16338670), (5, 13070936), (8, 8169335), (10, 6535468), (19, 3439720), (20, 3267734), (38, 1719860), (40, 1633867), (76, 859930), (95, 687944), (113, 578360), (152, 429965), (190, 343972), (226, 289180), (380, 171986), (452, 144590), (565, 115672), (760, 85993), (761, 85880), (904, 72295), (1130, 57836), (1522, 42940), (2147, 30440), (2260, 28918), (3044, 21470), (3805, 17176), (4294, 15220), (4520, 14459), (6088, 10735), (7610, 8588)]