25364240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:121

約数の個数: 160

約数和(自身を含む): 71245440

約数和(自身を除く): 45881200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 37, 38, 40, 41, 44, 55, 74, 76, 80, 82, 88, 95, 110, 148, 152, 164, 176, 185, 190, 205, 209, 220, 296, 304, 328, 370, 380, 407, 410, 418, 440, 451, 592, 656, 703, 740, 760, 779, 814, 820, 836, 880, 902, 1045, 1406, 1480, 1517, 1520, 1558, 1628, 1640, 1672, 1804, 2035, 2090, 2255, 2812, 2960, 3034, 3116, 3256, 3280, 3344, 3515, 3608, 3895, 4070, 4180, 4510, 5624, 6068, 6232, 6512, 7030, 7216, 7585, 7733, 7790, 8140, 8360, 8569, 9020, 11248, 12136, 12464, 14060, 15170, 15466, 15580, 16280, 16687, 16720, 17138, 18040, 24272, 28120, 28823, 30340, 30932, 31160, 32560, 33374, 34276, 36080, 38665, 42845, 56240, 57646, 60680, 61864, 62320, 66748, 68552, 77330, 83435, 85690, 115292, 121360, 123728, 133496, 137104, 144115, 154660, 166870, 171380, 230584, 266992, 288230, 309320, 317053, 333740, 342760, 461168, 576460, 618640, 634106, 667480, 685520, 1152920, 1268212, 1334960, 1585265, 2305840, 2536424, 3170530, 5072848, 6341060, 12682120, 25364240]

約数ペア:

[(1, 25364240), (2, 12682120), (4, 6341060), (5, 5072848), (8, 3170530), (10, 2536424), (11, 2305840), (16, 1585265), (19, 1334960), (20, 1268212), (22, 1152920), (37, 685520), (38, 667480), (40, 634106), (41, 618640), (44, 576460), (55, 461168), (74, 342760), (76, 333740), (80, 317053), (82, 309320), (88, 288230), (95, 266992), (110, 230584), (148, 171380), (152, 166870), (164, 154660), (176, 144115), (185, 137104), (190, 133496), (205, 123728), (209, 121360), (220, 115292), (296, 85690), (304, 83435), (328, 77330), (370, 68552), (380, 66748), (407, 62320), (410, 61864), (418, 60680), (440, 57646), (451, 56240), (592, 42845), (656, 38665), (703, 36080), (740, 34276), (760, 33374), (779, 32560), (814, 31160), (820, 30932), (836, 30340), (880, 28823), (902, 28120), (1045, 24272), (1406, 18040), (1480, 17138), (1517, 16720), (1520, 16687), (1558, 16280), (1628, 15580), (1640, 15466), (1672, 15170), (1804, 14060), (2035, 12464), (2090, 12136), (2255, 11248), (2812, 9020), (2960, 8569), (3034, 8360), (3116, 8140), (3256, 7790), (3280, 7733), (3344, 7585), (3515, 7216), (3608, 7030), (3895, 6512), (4070, 6232), (4180, 6068), (4510, 5624)]