91080680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 229824000

約数和(自身を除く): 138743320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 41, 74, 76, 79, 82, 95, 148, 152, 158, 164, 185, 190, 205, 296, 316, 328, 370, 380, 395, 410, 632, 703, 740, 760, 779, 790, 820, 1406, 1480, 1501, 1517, 1558, 1580, 1640, 2812, 2923, 3002, 3034, 3116, 3160, 3239, 3515, 3895, 5624, 5846, 6004, 6068, 6232, 6478, 7030, 7505, 7585, 7790, 11692, 12008, 12136, 12956, 14060, 14615, 15010, 15170, 15580, 16195, 23384, 25912, 28120, 28823, 29230, 30020, 30340, 31160, 32390, 55537, 57646, 58460, 60040, 60680, 61541, 64780, 111074, 115292, 116920, 119843, 123082, 129560, 144115, 222148, 230584, 239686, 246164, 277685, 288230, 307705, 444296, 479372, 492328, 555370, 576460, 599215, 615410, 958744, 1110740, 1152920, 1198430, 1230820, 2221480, 2277017, 2396860, 2461640, 4554034, 4793720, 9108068, 11385085, 18216136, 22770170, 45540340, 91080680]

約数ペア:

[(1, 91080680), (2, 45540340), (4, 22770170), (5, 18216136), (8, 11385085), (10, 9108068), (19, 4793720), (20, 4554034), (37, 2461640), (38, 2396860), (40, 2277017), (41, 2221480), (74, 1230820), (76, 1198430), (79, 1152920), (82, 1110740), (95, 958744), (148, 615410), (152, 599215), (158, 576460), (164, 555370), (185, 492328), (190, 479372), (205, 444296), (296, 307705), (316, 288230), (328, 277685), (370, 246164), (380, 239686), (395, 230584), (410, 222148), (632, 144115), (703, 129560), (740, 123082), (760, 119843), (779, 116920), (790, 115292), (820, 111074), (1406, 64780), (1480, 61541), (1501, 60680), (1517, 60040), (1558, 58460), (1580, 57646), (1640, 55537), (2812, 32390), (2923, 31160), (3002, 30340), (3034, 30020), (3116, 29230), (3160, 28823), (3239, 28120), (3515, 25912), (3895, 23384), (5624, 16195), (5846, 15580), (6004, 15170), (6068, 15010), (6232, 14615), (6478, 14060), (7030, 12956), (7505, 12136), (7585, 12008), (7790, 11692)]