804978928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{587}}^1$

素因数の和:974

約数の個数: 80

約数和(自身を含む): 1776136320

約数和(自身を除く): 971157392

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 347, 494, 587, 694, 988, 1174, 1388, 1976, 2348, 2776, 3952, 4511, 4696, 5552, 6593, 7631, 9022, 9392, 11153, 13186, 15262, 18044, 22306, 26372, 30524, 36088, 44612, 52744, 61048, 72176, 85709, 89224, 105488, 122096, 144989, 171418, 178448, 203689, 289978, 342836, 407378, 579956, 685672, 814756, 1159912, 1371344, 1629512, 2319824, 2647957, 3259024, 3870091, 5295914, 7740182, 10591828, 15480364, 21183656, 30960728, 42367312, 50311183, 61921456, 100622366, 201244732, 402489464, 804978928]

約数ペア:

[(1, 804978928), (2, 402489464), (4, 201244732), (8, 100622366), (13, 61921456), (16, 50311183), (19, 42367312), (26, 30960728), (38, 21183656), (52, 15480364), (76, 10591828), (104, 7740182), (152, 5295914), (208, 3870091), (247, 3259024), (304, 2647957), (347, 2319824), (494, 1629512), (587, 1371344), (694, 1159912), (988, 814756), (1174, 685672), (1388, 579956), (1976, 407378), (2348, 342836), (2776, 289978), (3952, 203689), (4511, 178448), (4696, 171418), (5552, 144989), (6593, 122096), (7631, 105488), (9022, 89224), (9392, 85709), (11153, 72176), (13186, 61048), (15262, 52744), (18044, 44612), (22306, 36088), (26372, 30524)]