120784575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 215048736

約数和(自身を除く): 94264161

約数列:

[1, 3, 5, 15, 17, 25, 51, 61, 75, 85, 183, 255, 305, 425, 915, 1037, 1275, 1525, 1553, 3111, 4575, 4659, 5185, 7765, 15555, 23295, 25925, 26401, 38825, 77775, 79203, 94733, 116475, 132005, 284199, 396015, 473665, 660025, 1420995, 1610461, 1980075, 2368325, 4831383, 7104975, 8052305, 24156915, 40261525, 120784575]

約数ペア:

[(1, 120784575), (3, 40261525), (5, 24156915), (15, 8052305), (17, 7104975), (25, 4831383), (51, 2368325), (61, 1980075), (75, 1610461), (85, 1420995), (183, 660025), (255, 473665), (305, 396015), (425, 284199), (915, 132005), (1037, 116475), (1275, 94733), (1525, 79203), (1553, 77775), (3111, 38825), (4575, 26401), (4659, 25925), (5185, 23295), (7765, 15555)]