79810172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 160665120

約数和(自身を除く): 80854948

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 137, 221, 274, 442, 548, 659, 884, 1318, 1781, 2329, 2636, 3562, 4658, 7124, 8567, 9316, 11203, 17134, 22406, 30277, 34268, 44812, 60554, 90283, 121108, 145639, 180566, 291278, 361132, 582556, 1173679, 1534811, 2347358, 3069622, 4694716, 6139244, 19952543, 39905086, 79810172]

約数ペア:

[(1, 79810172), (2, 39905086), (4, 19952543), (13, 6139244), (17, 4694716), (26, 3069622), (34, 2347358), (52, 1534811), (68, 1173679), (137, 582556), (221, 361132), (274, 291278), (442, 180566), (548, 145639), (659, 121108), (884, 90283), (1318, 60554), (1781, 44812), (2329, 34268), (2636, 30277), (3562, 22406), (4658, 17134), (7124, 11203), (8567, 9316)]