31873840640

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{655301}}^1$

素因数の和:655343

約数の個数: 80

約数和(自身を含む): 80444873520

約数和(自身を除く): 48571032880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4864, 6080, 9728, 12160, 24320, 48640, 655301, 1310602, 2621204, 3276505, 5242408, 6553010, 10484816, 12450719, 13106020, 20969632, 24901438, 26212040, 41939264, 49802876, 52424080, 62253595, 83878528, 99605752, 104848160, 124507190, 167757056, 199211504, 209696320, 249014380, 335514112, 398423008, 419392640, 498028760, 796846016, 838785280, 996057520, 1593692032, 1677570560, 1992115040, 3187384064, 3984230080, 6374768128, 7968460160, 15936920320, 31873840640]

約数ペア:

[(1, 31873840640), (2, 15936920320), (4, 7968460160), (5, 6374768128), (8, 3984230080), (10, 3187384064), (16, 1992115040), (19, 1677570560), (20, 1593692032), (32, 996057520), (38, 838785280), (40, 796846016), (64, 498028760), (76, 419392640), (80, 398423008), (95, 335514112), (128, 249014380), (152, 209696320), (160, 199211504), (190, 167757056), (256, 124507190), (304, 104848160), (320, 99605752), (380, 83878528), (512, 62253595), (608, 52424080), (640, 49802876), (760, 41939264), (1216, 26212040), (1280, 24901438), (1520, 20969632), (2432, 13106020), (2560, 12450719), (3040, 10484816), (4864, 6553010), (6080, 5242408), (9728, 3276505), (12160, 2621204), (24320, 1310602), (48640, 655301)]