200540840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7193}}^1$

素因数の和:7262

約数の個数: 64

約数和(自身を含む): 489479760

約数和(自身を除く): 288938920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2788, 3485, 5576, 6970, 7193, 13940, 14386, 27880, 28772, 35965, 57544, 71930, 122281, 143860, 244562, 287720, 294913, 489124, 589826, 611405, 978248, 1179652, 1222810, 1474565, 2359304, 2445620, 2949130, 4891240, 5013521, 5898260, 10027042, 11796520, 20054084, 25067605, 40108168, 50135210, 100270420, 200540840]

約数ペア:

[(1, 200540840), (2, 100270420), (4, 50135210), (5, 40108168), (8, 25067605), (10, 20054084), (17, 11796520), (20, 10027042), (34, 5898260), (40, 5013521), (41, 4891240), (68, 2949130), (82, 2445620), (85, 2359304), (136, 1474565), (164, 1222810), (170, 1179652), (205, 978248), (328, 611405), (340, 589826), (410, 489124), (680, 294913), (697, 287720), (820, 244562), (1394, 143860), (1640, 122281), (2788, 71930), (3485, 57544), (5576, 35965), (6970, 28772), (7193, 27880), (13940, 14386)]