647933728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1069}}^1$

素因数の和:1170

約数の個数: 96

約数和(自身を含む): 1449584640

約数和(自身を除く): 801650912

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 47, 52, 62, 94, 104, 124, 188, 208, 248, 376, 403, 416, 496, 611, 752, 806, 992, 1069, 1222, 1457, 1504, 1612, 2138, 2444, 2914, 3224, 4276, 4888, 5828, 6448, 8552, 9776, 11656, 12896, 13897, 17104, 18941, 19552, 23312, 27794, 33139, 34208, 37882, 46624, 50243, 55588, 66278, 75764, 100486, 111176, 132556, 151528, 200972, 222352, 265112, 303056, 401944, 430807, 444704, 530224, 606112, 653159, 803888, 861614, 1060448, 1306318, 1557533, 1607776, 1723228, 2612636, 3115066, 3446456, 5225272, 6230132, 6892912, 10450544, 12460264, 13785824, 20247929, 20901088, 24920528, 40495858, 49841056, 80991716, 161983432, 323966864, 647933728]

約数ペア:

[(1, 647933728), (2, 323966864), (4, 161983432), (8, 80991716), (13, 49841056), (16, 40495858), (26, 24920528), (31, 20901088), (32, 20247929), (47, 13785824), (52, 12460264), (62, 10450544), (94, 6892912), (104, 6230132), (124, 5225272), (188, 3446456), (208, 3115066), (248, 2612636), (376, 1723228), (403, 1607776), (416, 1557533), (496, 1306318), (611, 1060448), (752, 861614), (806, 803888), (992, 653159), (1069, 606112), (1222, 530224), (1457, 444704), (1504, 430807), (1612, 401944), (2138, 303056), (2444, 265112), (2914, 222352), (3224, 200972), (4276, 151528), (4888, 132556), (5828, 111176), (6448, 100486), (8552, 75764), (9776, 66278), (11656, 55588), (12896, 50243), (13897, 46624), (17104, 37882), (18941, 34208), (19552, 33139), (23312, 27794)]