1621434400

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{15959}}^1$

素因数の和:16106

約数の個数: 72

約数和(自身を含む): 3989744640

約数和(自身を除く): 2368310240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 400, 508, 635, 800, 1016, 1270, 2032, 2540, 3175, 4064, 5080, 6350, 10160, 12700, 15959, 20320, 25400, 31918, 50800, 63836, 79795, 101600, 127672, 159590, 255344, 319180, 398975, 510688, 638360, 797950, 1276720, 1595900, 2026793, 2553440, 3191800, 4053586, 6383600, 8107172, 10133965, 12767200, 16214344, 20267930, 32428688, 40535860, 50669825, 64857376, 81071720, 101339650, 162143440, 202679300, 324286880, 405358600, 810717200, 1621434400]

約数ペア:

[(1, 1621434400), (2, 810717200), (4, 405358600), (5, 324286880), (8, 202679300), (10, 162143440), (16, 101339650), (20, 81071720), (25, 64857376), (32, 50669825), (40, 40535860), (50, 32428688), (80, 20267930), (100, 16214344), (127, 12767200), (160, 10133965), (200, 8107172), (254, 6383600), (400, 4053586), (508, 3191800), (635, 2553440), (800, 2026793), (1016, 1595900), (1270, 1276720), (2032, 797950), (2540, 638360), (3175, 510688), (4064, 398975), (5080, 319180), (6350, 255344), (10160, 159590), (12700, 127672), (15959, 101600), (20320, 79795), (25400, 63836), (31918, 50800)]