81635372

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 96

約数和(自身を含む): 188160000

約数和(自身を除く): 106524628

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 49, 52, 91, 92, 98, 161, 182, 196, 199, 299, 322, 343, 364, 398, 598, 637, 644, 686, 796, 1127, 1196, 1274, 1372, 1393, 2093, 2254, 2548, 2587, 2786, 4186, 4459, 4508, 4577, 5174, 5572, 7889, 8372, 8918, 9154, 9751, 10348, 14651, 15778, 17836, 18109, 18308, 19502, 29302, 31556, 32039, 36218, 39004, 58604, 59501, 64078, 68257, 72436, 102557, 119002, 126763, 128156, 136514, 205114, 224273, 238004, 253526, 273028, 410228, 416507, 448546, 507052, 833014, 887341, 897092, 1569911, 1666028, 1774682, 2915549, 3139822, 3549364, 5831098, 6279644, 11662196, 20408843, 40817686, 81635372]

約数ペア:

[(1, 81635372), (2, 40817686), (4, 20408843), (7, 11662196), (13, 6279644), (14, 5831098), (23, 3549364), (26, 3139822), (28, 2915549), (46, 1774682), (49, 1666028), (52, 1569911), (91, 897092), (92, 887341), (98, 833014), (161, 507052), (182, 448546), (196, 416507), (199, 410228), (299, 273028), (322, 253526), (343, 238004), (364, 224273), (398, 205114), (598, 136514), (637, 128156), (644, 126763), (686, 119002), (796, 102557), (1127, 72436), (1196, 68257), (1274, 64078), (1372, 59501), (1393, 58604), (2093, 39004), (2254, 36218), (2548, 32039), (2587, 31556), (2786, 29302), (4186, 19502), (4459, 18308), (4508, 18109), (4577, 17836), (5174, 15778), (5572, 14651), (7889, 10348), (8372, 9751), (8918, 9154)]