69969380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 161344512

約数和(自身を除く): 91375132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 163, 169, 254, 260, 326, 338, 508, 635, 652, 676, 815, 845, 1270, 1630, 1651, 1690, 2119, 2540, 3260, 3302, 3380, 4238, 6604, 8255, 8476, 10595, 16510, 20701, 21190, 21463, 27547, 33020, 41402, 42380, 42926, 55094, 82804, 85852, 103505, 107315, 110188, 137735, 207010, 214630, 269113, 275470, 414020, 429260, 538226, 550940, 1076452, 1345565, 2691130, 3498469, 5382260, 6996938, 13993876, 17492345, 34984690, 69969380]

約数ペア:

[(1, 69969380), (2, 34984690), (4, 17492345), (5, 13993876), (10, 6996938), (13, 5382260), (20, 3498469), (26, 2691130), (52, 1345565), (65, 1076452), (127, 550940), (130, 538226), (163, 429260), (169, 414020), (254, 275470), (260, 269113), (326, 214630), (338, 207010), (508, 137735), (635, 110188), (652, 107315), (676, 103505), (815, 85852), (845, 82804), (1270, 55094), (1630, 42926), (1651, 42380), (1690, 41402), (2119, 33020), (2540, 27547), (3260, 21463), (3302, 21190), (3380, 20701), (4238, 16510), (6604, 10595), (8255, 8476)]