155528984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2608

約数の個数: 64

約数和(自身を含む): 341376000

約数和(自身を除く): 185847016

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 247, 248, 403, 494, 589, 806, 988, 1178, 1612, 1976, 2356, 2539, 3224, 4712, 5078, 7657, 10156, 15314, 20312, 30628, 33007, 48241, 61256, 66014, 78709, 96482, 132028, 157418, 192964, 264056, 314836, 385928, 627133, 629672, 1023217, 1254266, 1495471, 2046434, 2508532, 2990942, 4092868, 5017064, 5981884, 8185736, 11963768, 19441123, 38882246, 77764492, 155528984]

約数ペア:

[(1, 155528984), (2, 77764492), (4, 38882246), (8, 19441123), (13, 11963768), (19, 8185736), (26, 5981884), (31, 5017064), (38, 4092868), (52, 2990942), (62, 2508532), (76, 2046434), (104, 1495471), (124, 1254266), (152, 1023217), (247, 629672), (248, 627133), (403, 385928), (494, 314836), (589, 264056), (806, 192964), (988, 157418), (1178, 132028), (1612, 96482), (1976, 78709), (2356, 66014), (2539, 61256), (3224, 48241), (4712, 33007), (5078, 30628), (7657, 20312), (10156, 15314)]