2116747100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{12821}}^1$

素因数の和:12975

約数の個数: 72

約数和(自身を含む): 4986014208

約数和(自身を除く): 2869267108

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 127, 130, 254, 260, 325, 508, 635, 650, 1270, 1300, 1651, 2540, 3175, 3302, 6350, 6604, 8255, 12700, 12821, 16510, 25642, 33020, 41275, 51284, 64105, 82550, 128210, 165100, 166673, 256420, 320525, 333346, 641050, 666692, 833365, 1282100, 1628267, 1666730, 3256534, 3333460, 4166825, 6513068, 8141335, 8333650, 16282670, 16667300, 21167471, 32565340, 40706675, 42334942, 81413350, 84669884, 105837355, 162826700, 211674710, 423349420, 529186775, 1058373550, 2116747100]

約数ペア:

[(1, 2116747100), (2, 1058373550), (4, 529186775), (5, 423349420), (10, 211674710), (13, 162826700), (20, 105837355), (25, 84669884), (26, 81413350), (50, 42334942), (52, 40706675), (65, 32565340), (100, 21167471), (127, 16667300), (130, 16282670), (254, 8333650), (260, 8141335), (325, 6513068), (508, 4166825), (635, 3333460), (650, 3256534), (1270, 1666730), (1300, 1628267), (1651, 1282100), (2540, 833365), (3175, 666692), (3302, 641050), (6350, 333346), (6604, 320525), (8255, 256420), (12700, 166673), (12821, 165100), (16510, 128210), (25642, 82550), (33020, 64105), (41275, 51284)]