100728800

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 261826992

約数和(自身を除く): 161098192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 41, 50, 74, 80, 82, 83, 100, 148, 160, 164, 166, 185, 200, 205, 296, 328, 332, 370, 400, 410, 415, 592, 656, 664, 740, 800, 820, 830, 925, 1025, 1184, 1312, 1328, 1480, 1517, 1640, 1660, 1850, 2050, 2075, 2656, 2960, 3034, 3071, 3280, 3320, 3403, 3700, 4100, 4150, 5920, 6068, 6142, 6560, 6640, 6806, 7400, 7585, 8200, 8300, 12136, 12284, 13280, 13612, 14800, 15170, 15355, 16400, 16600, 17015, 24272, 24568, 27224, 29600, 30340, 30710, 32800, 33200, 34030, 37925, 48544, 49136, 54448, 60680, 61420, 66400, 68060, 75850, 76775, 85075, 98272, 108896, 121360, 122840, 125911, 136120, 151700, 153550, 170150, 242720, 245680, 251822, 272240, 303400, 307100, 340300, 491360, 503644, 544480, 606800, 614200, 629555, 680600, 1007288, 1213600, 1228400, 1259110, 1361200, 2014576, 2456800, 2518220, 2722400, 3147775, 4029152, 5036440, 6295550, 10072880, 12591100, 20145760, 25182200, 50364400, 100728800]

約数ペア:

[(1, 100728800), (2, 50364400), (4, 25182200), (5, 20145760), (8, 12591100), (10, 10072880), (16, 6295550), (20, 5036440), (25, 4029152), (32, 3147775), (37, 2722400), (40, 2518220), (41, 2456800), (50, 2014576), (74, 1361200), (80, 1259110), (82, 1228400), (83, 1213600), (100, 1007288), (148, 680600), (160, 629555), (164, 614200), (166, 606800), (185, 544480), (200, 503644), (205, 491360), (296, 340300), (328, 307100), (332, 303400), (370, 272240), (400, 251822), (410, 245680), (415, 242720), (592, 170150), (656, 153550), (664, 151700), (740, 136120), (800, 125911), (820, 122840), (830, 121360), (925, 108896), (1025, 98272), (1184, 85075), (1312, 76775), (1328, 75850), (1480, 68060), (1517, 66400), (1640, 61420), (1660, 60680), (1850, 54448), (2050, 49136), (2075, 48544), (2656, 37925), (2960, 34030), (3034, 33200), (3071, 32800), (3280, 30710), (3320, 30340), (3403, 29600), (3700, 27224), (4100, 24568), (4150, 24272), (5920, 17015), (6068, 16600), (6142, 16400), (6560, 15355), (6640, 15170), (6806, 14800), (7400, 13612), (7585, 13280), (8200, 12284), (8300, 12136)]