724004775

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1949}}^1$

素因数の和:2105

約数の個数: 72

約数和(自身を含む): 1408243200

約数和(自身を除く): 684238425

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 127, 195, 225, 325, 381, 585, 635, 975, 1143, 1651, 1905, 1949, 2925, 3175, 4953, 5715, 5847, 8255, 9525, 9745, 14859, 17541, 24765, 25337, 28575, 29235, 41275, 48725, 74295, 76011, 87705, 123825, 126685, 146175, 228033, 247523, 371475, 380055, 438525, 633425, 742569, 1140165, 1237615, 1900275, 2227707, 3217799, 3712845, 5700825, 6188075, 9653397, 11138535, 16088995, 18564225, 28960191, 48266985, 55692675, 80444975, 144800955, 241334925, 724004775]

約数ペア:

[(1, 724004775), (3, 241334925), (5, 144800955), (9, 80444975), (13, 55692675), (15, 48266985), (25, 28960191), (39, 18564225), (45, 16088995), (65, 11138535), (75, 9653397), (117, 6188075), (127, 5700825), (195, 3712845), (225, 3217799), (325, 2227707), (381, 1900275), (585, 1237615), (635, 1140165), (975, 742569), (1143, 633425), (1651, 438525), (1905, 380055), (1949, 371475), (2925, 247523), (3175, 228033), (4953, 146175), (5715, 126685), (5847, 123825), (8255, 87705), (9525, 76011), (9745, 74295), (14859, 48725), (17541, 41275), (24765, 29235), (25337, 28575)]