19314100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 45934560

約数和(自身を除く): 26620460

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 83, 100, 130, 166, 179, 260, 325, 332, 358, 415, 650, 716, 830, 895, 1079, 1300, 1660, 1790, 2075, 2158, 2327, 3580, 4150, 4316, 4475, 4654, 5395, 8300, 8950, 9308, 10790, 11635, 14857, 17900, 21580, 23270, 26975, 29714, 46540, 53950, 58175, 59428, 74285, 107900, 116350, 148570, 193141, 232700, 297140, 371425, 386282, 742850, 772564, 965705, 1485700, 1931410, 3862820, 4828525, 9657050, 19314100]

約数ペア:

[(1, 19314100), (2, 9657050), (4, 4828525), (5, 3862820), (10, 1931410), (13, 1485700), (20, 965705), (25, 772564), (26, 742850), (50, 386282), (52, 371425), (65, 297140), (83, 232700), (100, 193141), (130, 148570), (166, 116350), (179, 107900), (260, 74285), (325, 59428), (332, 58175), (358, 53950), (415, 46540), (650, 29714), (716, 26975), (830, 23270), (895, 21580), (1079, 17900), (1300, 14857), (1660, 11635), (1790, 10790), (2075, 9308), (2158, 8950), (2327, 8300), (3580, 5395), (4150, 4654), (4316, 4475)]