348575630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 698277888

約数和(自身を除く): 349702258

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 127, 130, 215, 254, 430, 491, 559, 635, 982, 1118, 1270, 1651, 2455, 2795, 3302, 4910, 5461, 5590, 6383, 8255, 10922, 12766, 16510, 21113, 27305, 31915, 42226, 54610, 62357, 63830, 70993, 105565, 124714, 141986, 211130, 274469, 311785, 354965, 548938, 623570, 709930, 810641, 1372345, 1621282, 2681351, 2744690, 4053205, 5362702, 8106410, 13406755, 26813510, 34857563, 69715126, 174287815, 348575630]

約数ペア:

[(1, 348575630), (2, 174287815), (5, 69715126), (10, 34857563), (13, 26813510), (26, 13406755), (43, 8106410), (65, 5362702), (86, 4053205), (127, 2744690), (130, 2681351), (215, 1621282), (254, 1372345), (430, 810641), (491, 709930), (559, 623570), (635, 548938), (982, 354965), (1118, 311785), (1270, 274469), (1651, 211130), (2455, 141986), (2795, 124714), (3302, 105565), (4910, 70993), (5461, 63830), (5590, 62357), (6383, 54610), (8255, 42226), (10922, 31915), (12766, 27305), (16510, 21113)]