28662400

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 78117210

約数和(自身を除く): 49454810

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 53, 64, 65, 80, 100, 104, 106, 128, 130, 160, 169, 200, 208, 212, 260, 265, 320, 325, 338, 400, 416, 424, 520, 530, 640, 650, 676, 689, 800, 832, 845, 848, 1040, 1060, 1300, 1325, 1352, 1378, 1600, 1664, 1690, 1696, 2080, 2120, 2600, 2650, 2704, 2756, 3200, 3380, 3392, 3445, 4160, 4225, 4240, 5200, 5300, 5408, 5512, 6760, 6784, 6890, 8320, 8450, 8480, 8957, 10400, 10600, 10816, 11024, 13520, 13780, 16900, 16960, 17225, 17914, 20800, 21200, 21632, 22048, 27040, 27560, 33800, 33920, 34450, 35828, 41600, 42400, 44096, 44785, 54080, 55120, 67600, 68900, 71656, 84800, 88192, 89570, 108160, 110240, 135200, 137800, 143312, 169600, 179140, 220480, 223925, 270400, 275600, 286624, 358280, 440960, 447850, 540800, 551200, 573248, 716560, 895700, 1102400, 1146496, 1433120, 1791400, 2204800, 2866240, 3582800, 5732480, 7165600, 14331200, 28662400]

約数ペア:

[(1, 28662400), (2, 14331200), (4, 7165600), (5, 5732480), (8, 3582800), (10, 2866240), (13, 2204800), (16, 1791400), (20, 1433120), (25, 1146496), (26, 1102400), (32, 895700), (40, 716560), (50, 573248), (52, 551200), (53, 540800), (64, 447850), (65, 440960), (80, 358280), (100, 286624), (104, 275600), (106, 270400), (128, 223925), (130, 220480), (160, 179140), (169, 169600), (200, 143312), (208, 137800), (212, 135200), (260, 110240), (265, 108160), (320, 89570), (325, 88192), (338, 84800), (400, 71656), (416, 68900), (424, 67600), (520, 55120), (530, 54080), (640, 44785), (650, 44096), (676, 42400), (689, 41600), (800, 35828), (832, 34450), (845, 33920), (848, 33800), (1040, 27560), (1060, 27040), (1300, 22048), (1325, 21632), (1352, 21200), (1378, 20800), (1600, 17914), (1664, 17225), (1690, 16960), (1696, 16900), (2080, 13780), (2120, 13520), (2600, 11024), (2650, 10816), (2704, 10600), (2756, 10400), (3200, 8957), (3380, 8480), (3392, 8450), (3445, 8320), (4160, 6890), (4225, 6784), (4240, 6760), (5200, 5512), (5300, 5408)]