72276225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 141473088

約数和(自身を除く): 69196863

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 71, 75, 105, 147, 175, 213, 245, 277, 355, 497, 525, 735, 831, 1065, 1225, 1385, 1491, 1775, 1939, 2485, 3479, 3675, 4155, 5325, 5817, 6925, 7455, 9695, 10437, 12425, 13573, 17395, 19667, 20775, 29085, 37275, 40719, 48475, 52185, 59001, 67865, 86975, 98335, 137669, 145425, 203595, 260925, 295005, 339325, 413007, 491675, 688345, 963683, 1017975, 1475025, 2065035, 2891049, 3441725, 4818415, 10325175, 14455245, 24092075, 72276225]

約数ペア:

[(1, 72276225), (3, 24092075), (5, 14455245), (7, 10325175), (15, 4818415), (21, 3441725), (25, 2891049), (35, 2065035), (49, 1475025), (71, 1017975), (75, 963683), (105, 688345), (147, 491675), (175, 413007), (213, 339325), (245, 295005), (277, 260925), (355, 203595), (497, 145425), (525, 137669), (735, 98335), (831, 86975), (1065, 67865), (1225, 59001), (1385, 52185), (1491, 48475), (1775, 40719), (1939, 37275), (2485, 29085), (3479, 20775), (3675, 19667), (4155, 17395), (5325, 13573), (5817, 12425), (6925, 10437), (7455, 9695)]