253521040

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2089}}^1$

素因数の和:2180

約数の個数: 80

約数和(自身を含む): 620429040

約数和(自身を除く): 366908000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 41, 74, 80, 82, 148, 164, 185, 205, 296, 328, 370, 410, 592, 656, 740, 820, 1480, 1517, 1640, 2089, 2960, 3034, 3280, 4178, 6068, 7585, 8356, 10445, 12136, 15170, 16712, 20890, 24272, 30340, 33424, 41780, 60680, 77293, 83560, 85649, 121360, 154586, 167120, 171298, 309172, 342596, 386465, 428245, 618344, 685192, 772930, 856490, 1236688, 1370384, 1545860, 1712980, 3091720, 3169013, 3425960, 6183440, 6338026, 6851920, 12676052, 15845065, 25352104, 31690130, 50704208, 63380260, 126760520, 253521040]

約数ペア:

[(1, 253521040), (2, 126760520), (4, 63380260), (5, 50704208), (8, 31690130), (10, 25352104), (16, 15845065), (20, 12676052), (37, 6851920), (40, 6338026), (41, 6183440), (74, 3425960), (80, 3169013), (82, 3091720), (148, 1712980), (164, 1545860), (185, 1370384), (205, 1236688), (296, 856490), (328, 772930), (370, 685192), (410, 618344), (592, 428245), (656, 386465), (740, 342596), (820, 309172), (1480, 171298), (1517, 167120), (1640, 154586), (2089, 121360), (2960, 85649), (3034, 83560), (3280, 77293), (4178, 60680), (6068, 41780), (7585, 33424), (8356, 30340), (10445, 24272), (12136, 20890), (15170, 16712)]