19366984300

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{9767}}^1$

素因数の和:10111

約数の個数: 72

約数和(自身を含む): 42732264960

約数和(自身を除く): 23365280660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 251, 316, 395, 502, 790, 1004, 1255, 1580, 1975, 2510, 3950, 5020, 6275, 7900, 9767, 12550, 19534, 19829, 25100, 39068, 39658, 48835, 79316, 97670, 99145, 195340, 198290, 244175, 396580, 488350, 495725, 771593, 976700, 991450, 1543186, 1982900, 2451517, 3086372, 3857965, 4903034, 7715930, 9806068, 12257585, 15431860, 19289825, 24515170, 38579650, 49030340, 61287925, 77159300, 122575850, 193669843, 245151700, 387339686, 774679372, 968349215, 1936698430, 3873396860, 4841746075, 9683492150, 19366984300]

約数ペア:

[(1, 19366984300), (2, 9683492150), (4, 4841746075), (5, 3873396860), (10, 1936698430), (20, 968349215), (25, 774679372), (50, 387339686), (79, 245151700), (100, 193669843), (158, 122575850), (251, 77159300), (316, 61287925), (395, 49030340), (502, 38579650), (790, 24515170), (1004, 19289825), (1255, 15431860), (1580, 12257585), (1975, 9806068), (2510, 7715930), (3950, 4903034), (5020, 3857965), (6275, 3086372), (7900, 2451517), (9767, 1982900), (12550, 1543186), (19534, 991450), (19829, 976700), (25100, 771593), (39068, 495725), (39658, 488350), (48835, 396580), (79316, 244175), (97670, 198290), (99145, 195340)]