49277020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 114367680

約数和(自身を除く): 65090660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 169, 239, 244, 260, 305, 338, 478, 610, 676, 793, 845, 956, 1195, 1220, 1586, 1690, 2390, 3107, 3172, 3380, 3965, 4780, 6214, 7930, 10309, 12428, 14579, 15535, 15860, 20618, 29158, 31070, 40391, 41236, 51545, 58316, 62140, 72895, 80782, 103090, 145790, 161564, 189527, 201955, 206180, 291580, 379054, 403910, 758108, 807820, 947635, 1895270, 2463851, 3790540, 4927702, 9855404, 12319255, 24638510, 49277020]

約数ペア:

[(1, 49277020), (2, 24638510), (4, 12319255), (5, 9855404), (10, 4927702), (13, 3790540), (20, 2463851), (26, 1895270), (52, 947635), (61, 807820), (65, 758108), (122, 403910), (130, 379054), (169, 291580), (239, 206180), (244, 201955), (260, 189527), (305, 161564), (338, 145790), (478, 103090), (610, 80782), (676, 72895), (793, 62140), (845, 58316), (956, 51545), (1195, 41236), (1220, 40391), (1586, 31070), (1690, 29158), (2390, 20618), (3107, 15860), (3172, 15535), (3380, 14579), (3965, 12428), (4780, 10309), (6214, 7930)]