201487520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{617}}^1$

素因数の和:802

約数の個数: 96

約数和(自身を含む): 516732048

約数和(自身を除く): 315244528

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 157, 160, 208, 260, 314, 416, 520, 617, 628, 785, 1040, 1234, 1256, 1570, 2041, 2080, 2468, 2512, 3085, 3140, 4082, 4936, 5024, 6170, 6280, 8021, 8164, 9872, 10205, 12340, 12560, 16042, 16328, 19744, 20410, 24680, 25120, 32084, 32656, 40105, 40820, 49360, 64168, 65312, 80210, 81640, 96869, 98720, 128336, 160420, 163280, 193738, 256672, 320840, 326560, 387476, 484345, 641680, 774952, 968690, 1259297, 1283360, 1549904, 1937380, 2518594, 3099808, 3874760, 5037188, 6296485, 7749520, 10074376, 12592970, 15499040, 20148752, 25185940, 40297504, 50371880, 100743760, 201487520]

約数ペア:

[(1, 201487520), (2, 100743760), (4, 50371880), (5, 40297504), (8, 25185940), (10, 20148752), (13, 15499040), (16, 12592970), (20, 10074376), (26, 7749520), (32, 6296485), (40, 5037188), (52, 3874760), (65, 3099808), (80, 2518594), (104, 1937380), (130, 1549904), (157, 1283360), (160, 1259297), (208, 968690), (260, 774952), (314, 641680), (416, 484345), (520, 387476), (617, 326560), (628, 320840), (785, 256672), (1040, 193738), (1234, 163280), (1256, 160420), (1570, 128336), (2041, 98720), (2080, 96869), (2468, 81640), (2512, 80210), (3085, 65312), (3140, 64168), (4082, 49360), (4936, 40820), (5024, 40105), (6170, 32656), (6280, 32084), (8021, 25120), (8164, 24680), (9872, 20410), (10205, 19744), (12340, 16328), (12560, 16042)]