71945300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1301}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 180821760

約数和(自身を除く): 108876460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 79, 100, 140, 158, 175, 316, 350, 395, 553, 700, 790, 1106, 1301, 1580, 1975, 2212, 2602, 2765, 3950, 5204, 5530, 6505, 7900, 9107, 11060, 13010, 13825, 18214, 26020, 27650, 32525, 36428, 45535, 55300, 65050, 91070, 102779, 130100, 182140, 205558, 227675, 411116, 455350, 513895, 719453, 910700, 1027790, 1438906, 2055580, 2569475, 2877812, 3597265, 5138950, 7194530, 10277900, 14389060, 17986325, 35972650, 71945300]

約数ペア:

[(1, 71945300), (2, 35972650), (4, 17986325), (5, 14389060), (7, 10277900), (10, 7194530), (14, 5138950), (20, 3597265), (25, 2877812), (28, 2569475), (35, 2055580), (50, 1438906), (70, 1027790), (79, 910700), (100, 719453), (140, 513895), (158, 455350), (175, 411116), (316, 227675), (350, 205558), (395, 182140), (553, 130100), (700, 102779), (790, 91070), (1106, 65050), (1301, 55300), (1580, 45535), (1975, 36428), (2212, 32525), (2602, 27650), (2765, 26020), (3950, 18214), (5204, 13825), (5530, 13010), (6505, 11060), (7900, 9107)]