80392400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^3\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 120

約数和(自身を含む): 213849408

約数和(自身を除く): 133457008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 151, 176, 200, 220, 242, 275, 302, 400, 440, 484, 550, 604, 605, 755, 880, 968, 1100, 1208, 1210, 1331, 1510, 1661, 1936, 2200, 2416, 2420, 2662, 3020, 3025, 3322, 3775, 4400, 4840, 5324, 6040, 6050, 6644, 6655, 7550, 8305, 9680, 10648, 12080, 12100, 13288, 13310, 15100, 16610, 18271, 21296, 24200, 26576, 26620, 30200, 33220, 33275, 36542, 41525, 48400, 53240, 60400, 66440, 66550, 73084, 83050, 91355, 106480, 132880, 133100, 146168, 166100, 182710, 200981, 266200, 292336, 332200, 365420, 401962, 456775, 532400, 664400, 730840, 803924, 913550, 1004905, 1461680, 1607848, 1827100, 2009810, 3215696, 3654200, 4019620, 5024525, 7308400, 8039240, 10049050, 16078480, 20098100, 40196200, 80392400]

約数ペア:

[(1, 80392400), (2, 40196200), (4, 20098100), (5, 16078480), (8, 10049050), (10, 8039240), (11, 7308400), (16, 5024525), (20, 4019620), (22, 3654200), (25, 3215696), (40, 2009810), (44, 1827100), (50, 1607848), (55, 1461680), (80, 1004905), (88, 913550), (100, 803924), (110, 730840), (121, 664400), (151, 532400), (176, 456775), (200, 401962), (220, 365420), (242, 332200), (275, 292336), (302, 266200), (400, 200981), (440, 182710), (484, 166100), (550, 146168), (604, 133100), (605, 132880), (755, 106480), (880, 91355), (968, 83050), (1100, 73084), (1208, 66550), (1210, 66440), (1331, 60400), (1510, 53240), (1661, 48400), (1936, 41525), (2200, 36542), (2416, 33275), (2420, 33220), (2662, 30200), (3020, 26620), (3025, 26576), (3322, 24200), (3775, 21296), (4400, 18271), (4840, 16610), (5324, 15100), (6040, 13310), (6050, 13288), (6644, 12100), (6655, 12080), (7550, 10648), (8305, 9680)]