265518604

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 526091328

約数和(自身を除く): 260572724

約数列:

[1, 2, 4, 13, 26, 47, 52, 61, 94, 122, 137, 169, 188, 244, 274, 338, 548, 611, 676, 793, 1222, 1586, 1781, 2444, 2867, 3172, 3562, 5734, 6439, 7124, 7943, 8357, 10309, 11468, 12878, 15886, 16714, 20618, 23153, 25756, 31772, 33428, 37271, 41236, 46306, 74542, 83707, 92612, 108641, 149084, 167414, 217282, 334828, 392779, 434564, 484523, 785558, 969046, 1088191, 1412333, 1571116, 1938092, 2176382, 2824666, 4352764, 5106127, 5649332, 10212254, 20424508, 66379651, 132759302, 265518604]

約数ペア:

[(1, 265518604), (2, 132759302), (4, 66379651), (13, 20424508), (26, 10212254), (47, 5649332), (52, 5106127), (61, 4352764), (94, 2824666), (122, 2176382), (137, 1938092), (169, 1571116), (188, 1412333), (244, 1088191), (274, 969046), (338, 785558), (548, 484523), (611, 434564), (676, 392779), (793, 334828), (1222, 217282), (1586, 167414), (1781, 149084), (2444, 108641), (2867, 92612), (3172, 83707), (3562, 74542), (5734, 46306), (6439, 41236), (7124, 37271), (7943, 33428), (8357, 31772), (10309, 25756), (11468, 23153), (12878, 20618), (15886, 16714)]