52602940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 121746240

約数和(自身を除く): 69143300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 169, 197, 260, 316, 338, 394, 395, 676, 788, 790, 845, 985, 1027, 1580, 1690, 1970, 2054, 2561, 3380, 3940, 4108, 5122, 5135, 10244, 10270, 12805, 13351, 15563, 20540, 25610, 26702, 31126, 33293, 51220, 53404, 62252, 66586, 66755, 77815, 133172, 133510, 155630, 166465, 202319, 267020, 311260, 332930, 404638, 665860, 809276, 1011595, 2023190, 2630147, 4046380, 5260294, 10520588, 13150735, 26301470, 52602940]

約数ペア:

[(1, 52602940), (2, 26301470), (4, 13150735), (5, 10520588), (10, 5260294), (13, 4046380), (20, 2630147), (26, 2023190), (52, 1011595), (65, 809276), (79, 665860), (130, 404638), (158, 332930), (169, 311260), (197, 267020), (260, 202319), (316, 166465), (338, 155630), (394, 133510), (395, 133172), (676, 77815), (788, 66755), (790, 66586), (845, 62252), (985, 53404), (1027, 51220), (1580, 33293), (1690, 31126), (1970, 26702), (2054, 25610), (2561, 20540), (3380, 15563), (3940, 13351), (4108, 12805), (5122, 10270), (5135, 10244)]