195888400

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{6199}}^1$

素因数の和:6296

約数の個数: 60

約数和(自身を含む): 476656000

約数和(自身を除く): 280767600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1580, 1975, 3160, 3950, 6199, 6320, 7900, 12398, 15800, 24796, 30995, 31600, 49592, 61990, 99184, 123980, 154975, 247960, 309950, 489721, 495920, 619900, 979442, 1239800, 1958884, 2448605, 2479600, 3917768, 4897210, 7835536, 9794420, 12243025, 19588840, 24486050, 39177680, 48972100, 97944200, 195888400]

約数ペア:

[(1, 195888400), (2, 97944200), (4, 48972100), (5, 39177680), (8, 24486050), (10, 19588840), (16, 12243025), (20, 9794420), (25, 7835536), (40, 4897210), (50, 3917768), (79, 2479600), (80, 2448605), (100, 1958884), (158, 1239800), (200, 979442), (316, 619900), (395, 495920), (400, 489721), (632, 309950), (790, 247960), (1264, 154975), (1580, 123980), (1975, 99184), (3160, 61990), (3950, 49592), (6199, 31600), (6320, 30995), (7900, 24796), (12398, 15800)]