55690425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1903

約数の個数: 72

約数和(自身を含む): 120061760

約数和(自身を除く): 64371335

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1861, 1995, 3325, 4275, 5583, 5985, 9305, 9975, 13027, 16749, 27915, 29925, 35359, 39081, 46525, 65135, 83745, 106077, 117243, 139575, 176795, 195405, 247513, 318231, 325675, 418725, 530385, 586215, 742539, 883975, 977025, 1237565, 1591155, 2227617, 2651925, 2931075, 3712695, 6187825, 7955775, 11138085, 18563475, 55690425]

約数ペア:

[(1, 55690425), (3, 18563475), (5, 11138085), (7, 7955775), (9, 6187825), (15, 3712695), (19, 2931075), (21, 2651925), (25, 2227617), (35, 1591155), (45, 1237565), (57, 977025), (63, 883975), (75, 742539), (95, 586215), (105, 530385), (133, 418725), (171, 325675), (175, 318231), (225, 247513), (285, 195405), (315, 176795), (399, 139575), (475, 117243), (525, 106077), (665, 83745), (855, 65135), (1197, 46525), (1425, 39081), (1575, 35359), (1861, 29925), (1995, 27915), (3325, 16749), (4275, 13027), (5583, 9975), (5985, 9305)]