82008940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1331

約数の個数: 72

約数和(自身を含む): 196454160

約数和(自身を除く): 114445220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1277, 1690, 2470, 2554, 3211, 3380, 4940, 5108, 6385, 6422, 12770, 12844, 16055, 16601, 24263, 25540, 32110, 33202, 48526, 64220, 66404, 83005, 97052, 121315, 166010, 215813, 242630, 315419, 332020, 431626, 485260, 630838, 863252, 1079065, 1261676, 1577095, 2158130, 3154190, 4100447, 4316260, 6308380, 8200894, 16401788, 20502235, 41004470, 82008940]

約数ペア:

[(1, 82008940), (2, 41004470), (4, 20502235), (5, 16401788), (10, 8200894), (13, 6308380), (19, 4316260), (20, 4100447), (26, 3154190), (38, 2158130), (52, 1577095), (65, 1261676), (76, 1079065), (95, 863252), (130, 630838), (169, 485260), (190, 431626), (247, 332020), (260, 315419), (338, 242630), (380, 215813), (494, 166010), (676, 121315), (845, 97052), (988, 83005), (1235, 66404), (1277, 64220), (1690, 48526), (2470, 33202), (2554, 32110), (3211, 25540), (3380, 24263), (4940, 16601), (5108, 16055), (6385, 12844), (6422, 12770)]