255789400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 634334400

約数和(自身を除く): 378545000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 83, 95, 100, 152, 166, 190, 200, 332, 380, 415, 475, 664, 760, 811, 830, 950, 1577, 1622, 1660, 1900, 2075, 3154, 3244, 3320, 3800, 4055, 4150, 6308, 6488, 7885, 8110, 8300, 12616, 15409, 15770, 16220, 16600, 20275, 30818, 31540, 32440, 39425, 40550, 61636, 63080, 67313, 77045, 78850, 81100, 123272, 134626, 154090, 157700, 162200, 269252, 308180, 315400, 336565, 385225, 538504, 616360, 673130, 770450, 1278947, 1346260, 1540900, 1682825, 2557894, 2692520, 3081800, 3365650, 5115788, 6394735, 6731300, 10231576, 12789470, 13462600, 25578940, 31973675, 51157880, 63947350, 127894700, 255789400]

約数ペア:

[(1, 255789400), (2, 127894700), (4, 63947350), (5, 51157880), (8, 31973675), (10, 25578940), (19, 13462600), (20, 12789470), (25, 10231576), (38, 6731300), (40, 6394735), (50, 5115788), (76, 3365650), (83, 3081800), (95, 2692520), (100, 2557894), (152, 1682825), (166, 1540900), (190, 1346260), (200, 1278947), (332, 770450), (380, 673130), (415, 616360), (475, 538504), (664, 385225), (760, 336565), (811, 315400), (830, 308180), (950, 269252), (1577, 162200), (1622, 157700), (1660, 154090), (1900, 134626), (2075, 123272), (3154, 81100), (3244, 78850), (3320, 77045), (3800, 67313), (4055, 63080), (4150, 61636), (6308, 40550), (6488, 39425), (7885, 32440), (8110, 31540), (8300, 30818), (12616, 20275), (15409, 16600), (15770, 16220)]