74505555

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:1001

約数の個数: 64

約数和(自身を含む): 144076800

約数和(自身を除く): 69571245

約数列:

[1, 3, 5, 9, 15, 19, 27, 31, 45, 57, 93, 95, 135, 155, 171, 279, 285, 465, 513, 589, 837, 855, 937, 1395, 1767, 2565, 2811, 2945, 4185, 4685, 5301, 8433, 8835, 14055, 15903, 17803, 25299, 26505, 29047, 42165, 53409, 79515, 87141, 89015, 126495, 145235, 160227, 261423, 267045, 435705, 480681, 551893, 784269, 801135, 1307115, 1655679, 2403405, 2759465, 3921345, 4967037, 8278395, 14901111, 24835185, 74505555]

約数ペア:

[(1, 74505555), (3, 24835185), (5, 14901111), (9, 8278395), (15, 4967037), (19, 3921345), (27, 2759465), (31, 2403405), (45, 1655679), (57, 1307115), (93, 801135), (95, 784269), (135, 551893), (155, 480681), (171, 435705), (279, 267045), (285, 261423), (465, 160227), (513, 145235), (589, 126495), (837, 89015), (855, 87141), (937, 79515), (1395, 53409), (1767, 42165), (2565, 29047), (2811, 26505), (2945, 25299), (4185, 17803), (4685, 15903), (5301, 14055), (8433, 8835)]