72689552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 163708272

約数和(自身を除く): 91018720

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 61, 68, 104, 122, 136, 208, 221, 244, 272, 337, 442, 488, 674, 793, 884, 976, 1037, 1348, 1586, 1768, 2074, 2696, 3172, 3536, 4148, 4381, 5392, 5729, 6344, 8296, 8762, 11458, 12688, 13481, 16592, 17524, 20557, 22916, 26962, 35048, 41114, 45832, 53924, 70096, 74477, 82228, 91664, 107848, 148954, 164456, 215696, 267241, 297908, 328912, 349469, 534482, 595816, 698938, 1068964, 1191632, 1397876, 2137928, 2795752, 4275856, 4543097, 5591504, 9086194, 18172388, 36344776, 72689552]

約数ペア:

[(1, 72689552), (2, 36344776), (4, 18172388), (8, 9086194), (13, 5591504), (16, 4543097), (17, 4275856), (26, 2795752), (34, 2137928), (52, 1397876), (61, 1191632), (68, 1068964), (104, 698938), (122, 595816), (136, 534482), (208, 349469), (221, 328912), (244, 297908), (272, 267241), (337, 215696), (442, 164456), (488, 148954), (674, 107848), (793, 91664), (884, 82228), (976, 74477), (1037, 70096), (1348, 53924), (1586, 45832), (1768, 41114), (2074, 35048), (2696, 26962), (3172, 22916), (3536, 20557), (4148, 17524), (4381, 16592), (5392, 13481), (5729, 12688), (6344, 11458), (8296, 8762)]