493594400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1595

約数の個数: 144

約数和(自身を含む): 1340414208

約数和(自身を除く): 846819808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 496, 520, 620, 650, 775, 800, 806, 992, 1040, 1240, 1300, 1531, 1550, 1612, 2015, 2080, 2480, 2600, 3062, 3100, 3224, 4030, 4960, 5200, 6124, 6200, 6448, 7655, 8060, 10075, 10400, 12248, 12400, 12896, 15310, 16120, 19903, 20150, 24496, 24800, 30620, 32240, 38275, 39806, 40300, 47461, 48992, 61240, 64480, 76550, 79612, 80600, 94922, 99515, 122480, 153100, 159224, 161200, 189844, 199030, 237305, 244960, 306200, 318448, 322400, 379688, 398060, 474610, 497575, 612400, 616993, 636896, 759376, 796120, 949220, 995150, 1186525, 1224800, 1233986, 1518752, 1592240, 1898440, 1990300, 2373050, 2467972, 3084965, 3184480, 3796880, 3980600, 4746100, 4935944, 6169930, 7593760, 7961200, 9492200, 9871888, 12339860, 15424825, 15922400, 18984400, 19743776, 24679720, 30849650, 37968800, 49359440, 61699300, 98718880, 123398600, 246797200, 493594400]

約数ペア:

[(1, 493594400), (2, 246797200), (4, 123398600), (5, 98718880), (8, 61699300), (10, 49359440), (13, 37968800), (16, 30849650), (20, 24679720), (25, 19743776), (26, 18984400), (31, 15922400), (32, 15424825), (40, 12339860), (50, 9871888), (52, 9492200), (62, 7961200), (65, 7593760), (80, 6169930), (100, 4935944), (104, 4746100), (124, 3980600), (130, 3796880), (155, 3184480), (160, 3084965), (200, 2467972), (208, 2373050), (248, 1990300), (260, 1898440), (310, 1592240), (325, 1518752), (400, 1233986), (403, 1224800), (416, 1186525), (496, 995150), (520, 949220), (620, 796120), (650, 759376), (775, 636896), (800, 616993), (806, 612400), (992, 497575), (1040, 474610), (1240, 398060), (1300, 379688), (1531, 322400), (1550, 318448), (1612, 306200), (2015, 244960), (2080, 237305), (2480, 199030), (2600, 189844), (3062, 161200), (3100, 159224), (3224, 153100), (4030, 122480), (4960, 99515), (5200, 94922), (6124, 80600), (6200, 79612), (6448, 76550), (7655, 64480), (8060, 61240), (10075, 48992), (10400, 47461), (12248, 40300), (12400, 39806), (12896, 38275), (15310, 32240), (16120, 30620), (19903, 24800), (20150, 24496)]