48755980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 132723360

約数和(自身を除く): 83967380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 43, 49, 52, 65, 70, 86, 89, 91, 98, 130, 140, 172, 178, 182, 196, 215, 245, 260, 301, 356, 364, 430, 445, 455, 490, 559, 602, 623, 637, 860, 890, 910, 980, 1118, 1157, 1204, 1246, 1274, 1505, 1780, 1820, 2107, 2236, 2314, 2492, 2548, 2795, 3010, 3115, 3185, 3827, 3913, 4214, 4361, 4628, 5590, 5785, 6020, 6230, 6370, 7654, 7826, 8099, 8428, 8722, 10535, 11180, 11570, 12460, 12740, 15308, 15652, 16198, 17444, 19135, 19565, 21070, 21805, 23140, 26789, 27391, 32396, 38270, 39130, 40495, 42140, 43610, 49751, 53578, 54782, 56693, 76540, 78260, 80990, 87220, 99502, 107156, 109564, 113386, 133945, 136955, 161980, 187523, 199004, 226772, 248755, 267890, 273910, 283465, 348257, 375046, 497510, 535780, 547820, 566930, 696514, 750092, 937615, 995020, 1133860, 1393028, 1741285, 1875230, 2437799, 3482570, 3750460, 4875598, 6965140, 9751196, 12188995, 24377990, 48755980]

約数ペア:

[(1, 48755980), (2, 24377990), (4, 12188995), (5, 9751196), (7, 6965140), (10, 4875598), (13, 3750460), (14, 3482570), (20, 2437799), (26, 1875230), (28, 1741285), (35, 1393028), (43, 1133860), (49, 995020), (52, 937615), (65, 750092), (70, 696514), (86, 566930), (89, 547820), (91, 535780), (98, 497510), (130, 375046), (140, 348257), (172, 283465), (178, 273910), (182, 267890), (196, 248755), (215, 226772), (245, 199004), (260, 187523), (301, 161980), (356, 136955), (364, 133945), (430, 113386), (445, 109564), (455, 107156), (490, 99502), (559, 87220), (602, 80990), (623, 78260), (637, 76540), (860, 56693), (890, 54782), (910, 53578), (980, 49751), (1118, 43610), (1157, 42140), (1204, 40495), (1246, 39130), (1274, 38270), (1505, 32396), (1780, 27391), (1820, 26789), (2107, 23140), (2236, 21805), (2314, 21070), (2492, 19565), (2548, 19135), (2795, 17444), (3010, 16198), (3115, 15652), (3185, 15308), (3827, 12740), (3913, 12460), (4214, 11570), (4361, 11180), (4628, 10535), (5590, 8722), (5785, 8428), (6020, 8099), (6230, 7826), (6370, 7654)]