49210720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 127643040

約数和(自身を除く): 78432320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 59, 65, 80, 104, 118, 130, 160, 208, 236, 260, 295, 401, 416, 472, 520, 590, 767, 802, 944, 1040, 1180, 1534, 1604, 1888, 2005, 2080, 2360, 3068, 3208, 3835, 4010, 4720, 5213, 6136, 6416, 7670, 8020, 9440, 10426, 12272, 12832, 15340, 16040, 20852, 23659, 24544, 26065, 30680, 32080, 41704, 47318, 52130, 61360, 64160, 83408, 94636, 104260, 118295, 122720, 166816, 189272, 208520, 236590, 307567, 378544, 417040, 473180, 615134, 757088, 834080, 946360, 1230268, 1537835, 1892720, 2460536, 3075670, 3785440, 4921072, 6151340, 9842144, 12302680, 24605360, 49210720]

約数ペア:

[(1, 49210720), (2, 24605360), (4, 12302680), (5, 9842144), (8, 6151340), (10, 4921072), (13, 3785440), (16, 3075670), (20, 2460536), (26, 1892720), (32, 1537835), (40, 1230268), (52, 946360), (59, 834080), (65, 757088), (80, 615134), (104, 473180), (118, 417040), (130, 378544), (160, 307567), (208, 236590), (236, 208520), (260, 189272), (295, 166816), (401, 122720), (416, 118295), (472, 104260), (520, 94636), (590, 83408), (767, 64160), (802, 61360), (944, 52130), (1040, 47318), (1180, 41704), (1534, 32080), (1604, 30680), (1888, 26065), (2005, 24544), (2080, 23659), (2360, 20852), (3068, 16040), (3208, 15340), (3835, 12832), (4010, 12272), (4720, 10426), (5213, 9440), (6136, 8020), (6416, 7670)]