78674384

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:759

約数の個数: 40

約数和(自身を含む): 156258600

約数和(自身を除く): 77584216

約数列:

[1, 2, 4, 8, 16, 61, 122, 149, 244, 298, 488, 541, 596, 976, 1082, 1192, 2164, 2384, 4328, 8656, 9089, 18178, 33001, 36356, 66002, 72712, 80609, 132004, 145424, 161218, 264008, 322436, 528016, 644872, 1289744, 4917149, 9834298, 19668596, 39337192, 78674384]

約数ペア:

[(1, 78674384), (2, 39337192), (4, 19668596), (8, 9834298), (16, 4917149), (61, 1289744), (122, 644872), (149, 528016), (244, 322436), (298, 264008), (488, 161218), (541, 145424), (596, 132004), (976, 80609), (1082, 72712), (1192, 66002), (2164, 36356), (2384, 33001), (4328, 18178), (8656, 9089)]