25204480

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 72112320

約数和(自身を除く): 46907840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 97, 112, 116, 128, 140, 145, 160, 194, 203, 224, 232, 256, 280, 290, 320, 388, 406, 448, 464, 485, 560, 580, 640, 679, 776, 812, 896, 928, 970, 1015, 1120, 1160, 1280, 1358, 1552, 1624, 1792, 1856, 1940, 2030, 2240, 2320, 2716, 2813, 3104, 3248, 3395, 3712, 3880, 4060, 4480, 4640, 5432, 5626, 6208, 6496, 6790, 7424, 7760, 8120, 8960, 9280, 10864, 11252, 12416, 12992, 13580, 14065, 15520, 16240, 18560, 19691, 21728, 22504, 24832, 25984, 27160, 28130, 31040, 32480, 37120, 39382, 43456, 45008, 51968, 54320, 56260, 62080, 64960, 78764, 86912, 90016, 98455, 108640, 112520, 124160, 129920, 157528, 173824, 180032, 196910, 217280, 225040, 259840, 315056, 360064, 393820, 434560, 450080, 630112, 720128, 787640, 869120, 900160, 1260224, 1575280, 1800320, 2520448, 3150560, 3600640, 5040896, 6301120, 12602240, 25204480]

約数ペア:

[(1, 25204480), (2, 12602240), (4, 6301120), (5, 5040896), (7, 3600640), (8, 3150560), (10, 2520448), (14, 1800320), (16, 1575280), (20, 1260224), (28, 900160), (29, 869120), (32, 787640), (35, 720128), (40, 630112), (56, 450080), (58, 434560), (64, 393820), (70, 360064), (80, 315056), (97, 259840), (112, 225040), (116, 217280), (128, 196910), (140, 180032), (145, 173824), (160, 157528), (194, 129920), (203, 124160), (224, 112520), (232, 108640), (256, 98455), (280, 90016), (290, 86912), (320, 78764), (388, 64960), (406, 62080), (448, 56260), (464, 54320), (485, 51968), (560, 45008), (580, 43456), (640, 39382), (679, 37120), (776, 32480), (812, 31040), (896, 28130), (928, 27160), (970, 25984), (1015, 24832), (1120, 22504), (1160, 21728), (1280, 19691), (1358, 18560), (1552, 16240), (1624, 15520), (1792, 14065), (1856, 13580), (1940, 12992), (2030, 12416), (2240, 11252), (2320, 10864), (2716, 9280), (2813, 8960), (3104, 8120), (3248, 7760), (3395, 7424), (3712, 6790), (3880, 6496), (4060, 6208), (4480, 5626), (4640, 5432)]