628299008

素因数分解:

$2^8\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 1299002880

約数和(自身を除く): 670703872

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 79, 94, 128, 158, 188, 256, 316, 376, 632, 661, 752, 1264, 1322, 1504, 2528, 2644, 3008, 3713, 5056, 5288, 6016, 7426, 10112, 10576, 12032, 14852, 20224, 21152, 29704, 31067, 42304, 52219, 59408, 62134, 84608, 104438, 118816, 124268, 169216, 208876, 237632, 248536, 417752, 475264, 497072, 835504, 950528, 994144, 1671008, 1988288, 2454293, 3342016, 3976576, 4908586, 6684032, 7953152, 9817172, 13368064, 19634344, 39268688, 78537376, 157074752, 314149504, 628299008]

約数ペア:

[(1, 628299008), (2, 314149504), (4, 157074752), (8, 78537376), (16, 39268688), (32, 19634344), (47, 13368064), (64, 9817172), (79, 7953152), (94, 6684032), (128, 4908586), (158, 3976576), (188, 3342016), (256, 2454293), (316, 1988288), (376, 1671008), (632, 994144), (661, 950528), (752, 835504), (1264, 497072), (1322, 475264), (1504, 417752), (2528, 248536), (2644, 237632), (3008, 208876), (3713, 169216), (5056, 124268), (5288, 118816), (6016, 104438), (7426, 84608), (10112, 62134), (10576, 59408), (12032, 52219), (14852, 42304), (20224, 31067), (21152, 29704)]