25133535920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{185789}}^1$

素因数の和:185910

約数の個数: 80

約数和(自身を含む): 62202492000

約数和(自身を除く): 37068956080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 178, 190, 304, 356, 380, 445, 712, 760, 890, 1424, 1520, 1691, 1780, 3382, 3560, 6764, 7120, 8455, 13528, 16910, 27056, 33820, 67640, 135280, 185789, 371578, 743156, 928945, 1486312, 1857890, 2972624, 3529991, 3715780, 7059982, 7431560, 14119964, 14863120, 16535221, 17649955, 28239928, 33070442, 35299910, 56479856, 66140884, 70599820, 82676105, 132281768, 141199640, 165352210, 264563536, 282399280, 314169199, 330704420, 628338398, 661408840, 1256676796, 1322817680, 1570845995, 2513353592, 3141691990, 5026707184, 6283383980, 12566767960, 25133535920]

約数ペア:

[(1, 25133535920), (2, 12566767960), (4, 6283383980), (5, 5026707184), (8, 3141691990), (10, 2513353592), (16, 1570845995), (19, 1322817680), (20, 1256676796), (38, 661408840), (40, 628338398), (76, 330704420), (80, 314169199), (89, 282399280), (95, 264563536), (152, 165352210), (178, 141199640), (190, 132281768), (304, 82676105), (356, 70599820), (380, 66140884), (445, 56479856), (712, 35299910), (760, 33070442), (890, 28239928), (1424, 17649955), (1520, 16535221), (1691, 14863120), (1780, 14119964), (3382, 7431560), (3560, 7059982), (6764, 3715780), (7120, 3529991), (8455, 2972624), (13528, 1857890), (16910, 1486312), (27056, 928945), (33820, 743156), (67640, 371578), (135280, 185789)]