199366928

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{3847}}^1$

素因数の和:3975

約数の個数: 40

約数和(自身を含む): 400807680

約数和(自身を除く): 201440752

約数列:

[1, 2, 4, 8, 16, 41, 79, 82, 158, 164, 316, 328, 632, 656, 1264, 3239, 3847, 6478, 7694, 12956, 15388, 25912, 30776, 51824, 61552, 157727, 303913, 315454, 607826, 630908, 1215652, 1261816, 2431304, 2523632, 4862608, 12460433, 24920866, 49841732, 99683464, 199366928]

約数ペア:

[(1, 199366928), (2, 99683464), (4, 49841732), (8, 24920866), (16, 12460433), (41, 4862608), (79, 2523632), (82, 2431304), (158, 1261816), (164, 1215652), (316, 630908), (328, 607826), (632, 315454), (656, 303913), (1264, 157727), (3239, 61552), (3847, 51824), (6478, 30776), (7694, 25912), (12956, 15388)]