20189709750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{23593}}^1$

素因数の和:23783

約数の個数: 128

約数和(自身を含む): 57948374016

約数和(自身を除く): 37758664266

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 163, 175, 210, 250, 326, 350, 375, 489, 525, 750, 815, 875, 978, 1050, 1141, 1630, 1750, 2282, 2445, 2625, 3423, 4075, 4890, 5250, 5705, 6846, 8150, 11410, 12225, 17115, 20375, 23593, 24450, 28525, 34230, 40750, 47186, 57050, 61125, 70779, 85575, 117965, 122250, 141558, 142625, 165151, 171150, 235930, 285250, 330302, 353895, 427875, 495453, 589825, 707790, 825755, 855750, 990906, 1179650, 1651510, 1769475, 2477265, 2949125, 3538950, 3845659, 4128775, 4954530, 5898250, 7691318, 8257550, 8847375, 11536977, 12386325, 17694750, 19228295, 20643875, 23073954, 24772650, 26919613, 38456590, 41287750, 53839226, 57684885, 61931625, 80758839, 96141475, 115369770, 123863250, 134598065, 161517678, 192282950, 269196130, 288424425, 403794195, 480707375, 576848850, 672990325, 807588390, 961414750, 1345980650, 1442122125, 2018970975, 2884244250, 3364951625, 4037941950, 6729903250, 10094854875, 20189709750]

約数ペア:

[(1, 20189709750), (2, 10094854875), (3, 6729903250), (5, 4037941950), (6, 3364951625), (7, 2884244250), (10, 2018970975), (14, 1442122125), (15, 1345980650), (21, 961414750), (25, 807588390), (30, 672990325), (35, 576848850), (42, 480707375), (50, 403794195), (70, 288424425), (75, 269196130), (105, 192282950), (125, 161517678), (150, 134598065), (163, 123863250), (175, 115369770), (210, 96141475), (250, 80758839), (326, 61931625), (350, 57684885), (375, 53839226), (489, 41287750), (525, 38456590), (750, 26919613), (815, 24772650), (875, 23073954), (978, 20643875), (1050, 19228295), (1141, 17694750), (1630, 12386325), (1750, 11536977), (2282, 8847375), (2445, 8257550), (2625, 7691318), (3423, 5898250), (4075, 4954530), (4890, 4128775), (5250, 3845659), (5705, 3538950), (6846, 2949125), (8150, 2477265), (11410, 1769475), (12225, 1651510), (17115, 1179650), (20375, 990906), (23593, 855750), (24450, 825755), (28525, 707790), (34230, 589825), (40750, 495453), (47186, 427875), (57050, 353895), (61125, 330302), (70779, 285250), (85575, 235930), (117965, 171150), (122250, 165151), (141558, 142625)]