30751875

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 70177536

約数和(自身を除く): 39425661

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 55, 63, 71, 75, 77, 99, 105, 125, 165, 175, 213, 225, 231, 275, 315, 355, 375, 385, 495, 497, 525, 625, 639, 693, 781, 825, 875, 1065, 1125, 1155, 1375, 1491, 1575, 1775, 1875, 1925, 2343, 2475, 2485, 2625, 3195, 3465, 3905, 4125, 4375, 4473, 5325, 5467, 5625, 5775, 6875, 7029, 7455, 7875, 8875, 9625, 11715, 12375, 12425, 13125, 15975, 16401, 17325, 19525, 20625, 22365, 26625, 27335, 28875, 35145, 37275, 39375, 44375, 48125, 49203, 58575, 61875, 62125, 79875, 82005, 86625, 97625, 111825, 133125, 136675, 144375, 175725, 186375, 246015, 292875, 310625, 399375, 410025, 433125, 488125, 559125, 683375, 878625, 931875, 1230075, 1464375, 2050125, 2795625, 3416875, 4393125, 6150375, 10250625, 30751875]

約数ペア:

[(1, 30751875), (3, 10250625), (5, 6150375), (7, 4393125), (9, 3416875), (11, 2795625), (15, 2050125), (21, 1464375), (25, 1230075), (33, 931875), (35, 878625), (45, 683375), (55, 559125), (63, 488125), (71, 433125), (75, 410025), (77, 399375), (99, 310625), (105, 292875), (125, 246015), (165, 186375), (175, 175725), (213, 144375), (225, 136675), (231, 133125), (275, 111825), (315, 97625), (355, 86625), (375, 82005), (385, 79875), (495, 62125), (497, 61875), (525, 58575), (625, 49203), (639, 48125), (693, 44375), (781, 39375), (825, 37275), (875, 35145), (1065, 28875), (1125, 27335), (1155, 26625), (1375, 22365), (1491, 20625), (1575, 19525), (1775, 17325), (1875, 16401), (1925, 15975), (2343, 13125), (2475, 12425), (2485, 12375), (2625, 11715), (3195, 9625), (3465, 8875), (3905, 7875), (4125, 7455), (4375, 7029), (4473, 6875), (5325, 5775), (5467, 5625)]