51385424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 113474880

約数和(自身を除く): 62089456

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 61, 68, 76, 122, 136, 152, 163, 244, 272, 304, 323, 326, 488, 646, 652, 976, 1037, 1159, 1292, 1304, 2074, 2318, 2584, 2608, 2771, 3097, 4148, 4636, 5168, 5542, 6194, 8296, 9272, 9943, 11084, 12388, 16592, 18544, 19703, 19886, 22168, 24776, 39406, 39772, 44336, 49552, 52649, 78812, 79544, 105298, 157624, 159088, 169031, 188917, 210596, 315248, 338062, 377834, 421192, 676124, 755668, 842384, 1352248, 1511336, 2704496, 3022672, 3211589, 6423178, 12846356, 25692712, 51385424]

約数ペア:

[(1, 51385424), (2, 25692712), (4, 12846356), (8, 6423178), (16, 3211589), (17, 3022672), (19, 2704496), (34, 1511336), (38, 1352248), (61, 842384), (68, 755668), (76, 676124), (122, 421192), (136, 377834), (152, 338062), (163, 315248), (244, 210596), (272, 188917), (304, 169031), (323, 159088), (326, 157624), (488, 105298), (646, 79544), (652, 78812), (976, 52649), (1037, 49552), (1159, 44336), (1292, 39772), (1304, 39406), (2074, 24776), (2318, 22168), (2584, 19886), (2608, 19703), (2771, 18544), (3097, 16592), (4148, 12388), (4636, 11084), (5168, 9943), (5542, 9272), (6194, 8296)]