211301300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3821}}^1$

素因数の和:3921

約数の個数: 72

約数和(自身を含む): 530799360

約数和(自身を除く): 319498060

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, 1580, 1975, 2212, 2765, 3821, 3950, 5530, 7642, 7900, 11060, 13825, 15284, 19105, 26747, 27650, 38210, 53494, 55300, 76420, 95525, 106988, 133735, 191050, 267470, 301859, 382100, 534940, 603718, 668675, 1207436, 1337350, 1509295, 2113013, 2674700, 3018590, 4226026, 6037180, 7546475, 8452052, 10565065, 15092950, 21130130, 30185900, 42260260, 52825325, 105650650, 211301300]

約数ペア:

[(1, 211301300), (2, 105650650), (4, 52825325), (5, 42260260), (7, 30185900), (10, 21130130), (14, 15092950), (20, 10565065), (25, 8452052), (28, 7546475), (35, 6037180), (50, 4226026), (70, 3018590), (79, 2674700), (100, 2113013), (140, 1509295), (158, 1337350), (175, 1207436), (316, 668675), (350, 603718), (395, 534940), (553, 382100), (700, 301859), (790, 267470), (1106, 191050), (1580, 133735), (1975, 106988), (2212, 95525), (2765, 76420), (3821, 55300), (3950, 53494), (5530, 38210), (7642, 27650), (7900, 26747), (11060, 19105), (13825, 15284)]