25784220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5581}}^1$

素因数の和:5611

約数の個数: 96

約数和(自身を含む): 90026496

約数和(自身を除く): 64242276

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 5581, 11162, 16743, 22324, 27905, 33486, 39067, 55810, 61391, 66972, 78134, 83715, 111620, 117201, 122782, 156268, 167430, 184173, 195335, 234402, 245564, 306955, 334860, 368346, 390670, 429737, 468804, 586005, 613910, 736692, 781340, 859474, 920865, 1172010, 1227820, 1289211, 1718948, 1841730, 2148685, 2344020, 2578422, 3683460, 4297370, 5156844, 6446055, 8594740, 12892110, 25784220]

約数ペア:

[(1, 25784220), (2, 12892110), (3, 8594740), (4, 6446055), (5, 5156844), (6, 4297370), (7, 3683460), (10, 2578422), (11, 2344020), (12, 2148685), (14, 1841730), (15, 1718948), (20, 1289211), (21, 1227820), (22, 1172010), (28, 920865), (30, 859474), (33, 781340), (35, 736692), (42, 613910), (44, 586005), (55, 468804), (60, 429737), (66, 390670), (70, 368346), (77, 334860), (84, 306955), (105, 245564), (110, 234402), (132, 195335), (140, 184173), (154, 167430), (165, 156268), (210, 122782), (220, 117201), (231, 111620), (308, 83715), (330, 78134), (385, 66972), (420, 61391), (462, 55810), (660, 39067), (770, 33486), (924, 27905), (1155, 22324), (1540, 16743), (2310, 11162), (4620, 5581)]