78437450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17239}}^1$

素因数の和:17271

約数の個数: 48

約数和(自身を含む): 179571840

約数和(自身を除く): 101134390

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 17239, 34478, 86195, 120673, 172390, 224107, 241346, 430975, 448214, 603365, 861950, 1120535, 1206730, 1568749, 2241070, 3016825, 3137498, 5602675, 6033650, 7843745, 11205350, 15687490, 39218725, 78437450]

約数ペア:

[(1, 78437450), (2, 39218725), (5, 15687490), (7, 11205350), (10, 7843745), (13, 6033650), (14, 5602675), (25, 3137498), (26, 3016825), (35, 2241070), (50, 1568749), (65, 1206730), (70, 1120535), (91, 861950), (130, 603365), (175, 448214), (182, 430975), (325, 241346), (350, 224107), (455, 172390), (650, 120673), (910, 86195), (2275, 34478), (4550, 17239)]