77991675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{239}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 136896000

約数和(自身を除く): 58904325

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 229, 239, 285, 475, 687, 717, 1145, 1195, 1425, 3435, 3585, 4351, 4541, 5725, 5975, 13053, 13623, 17175, 17925, 21755, 22705, 54731, 65265, 68115, 108775, 113525, 164193, 273655, 326325, 340575, 820965, 1039889, 1368275, 3119667, 4104825, 5199445, 15598335, 25997225, 77991675]

約数ペア:

[(1, 77991675), (3, 25997225), (5, 15598335), (15, 5199445), (19, 4104825), (25, 3119667), (57, 1368275), (75, 1039889), (95, 820965), (229, 340575), (239, 326325), (285, 273655), (475, 164193), (687, 113525), (717, 108775), (1145, 68115), (1195, 65265), (1425, 54731), (3435, 22705), (3585, 21755), (4351, 17925), (4541, 17175), (5725, 13623), (5975, 13053)]