100644775

素因数分解:

$5^2\times 7^3\times {\mathrm{11}}^2\times {\mathrm{97}}^1$

素因数の和:150

約数の個数: 72

約数和(自身を含む): 161621600

約数和(自身を除く): 60976825

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 97, 121, 175, 245, 275, 343, 385, 485, 539, 605, 679, 847, 1067, 1225, 1715, 1925, 2425, 2695, 3025, 3395, 3773, 4235, 4753, 5335, 5929, 7469, 8575, 11737, 13475, 16975, 18865, 21175, 23765, 26675, 29645, 33271, 37345, 41503, 52283, 58685, 82159, 94325, 118825, 148225, 166355, 186725, 207515, 261415, 293425, 365981, 410795, 575113, 831775, 1037575, 1307075, 1829905, 2053975, 2875565, 4025791, 9149525, 14377825, 20128955, 100644775]

約数ペア:

[(1, 100644775), (5, 20128955), (7, 14377825), (11, 9149525), (25, 4025791), (35, 2875565), (49, 2053975), (55, 1829905), (77, 1307075), (97, 1037575), (121, 831775), (175, 575113), (245, 410795), (275, 365981), (343, 293425), (385, 261415), (485, 207515), (539, 186725), (605, 166355), (679, 148225), (847, 118825), (1067, 94325), (1225, 82159), (1715, 58685), (1925, 52283), (2425, 41503), (2695, 37345), (3025, 33271), (3395, 29645), (3773, 26675), (4235, 23765), (4753, 21175), (5335, 18865), (5929, 16975), (7469, 13475), (8575, 11737)]