38745525

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 80349024

約数和(自身を除く): 41603499

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 273, 325, 455, 525, 637, 735, 811, 975, 1225, 1365, 1911, 2275, 2433, 3185, 3675, 4055, 5677, 6825, 9555, 10543, 12165, 15925, 17031, 20275, 28385, 31629, 39739, 47775, 52715, 60825, 73801, 85155, 119217, 141925, 158145, 198695, 221403, 263575, 369005, 425775, 516607, 596085, 790725, 993475, 1107015, 1549821, 1845025, 2583035, 2980425, 5535075, 7749105, 12915175, 38745525]

約数ペア:

[(1, 38745525), (3, 12915175), (5, 7749105), (7, 5535075), (13, 2980425), (15, 2583035), (21, 1845025), (25, 1549821), (35, 1107015), (39, 993475), (49, 790725), (65, 596085), (75, 516607), (91, 425775), (105, 369005), (147, 263575), (175, 221403), (195, 198695), (245, 158145), (273, 141925), (325, 119217), (455, 85155), (525, 73801), (637, 60825), (735, 52715), (811, 47775), (975, 39739), (1225, 31629), (1365, 28385), (1911, 20275), (2275, 17031), (2433, 15925), (3185, 12165), (3675, 10543), (4055, 9555), (5677, 6825)]