204731800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 596680560

約数和(自身を除く): 391948760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 104, 130, 140, 175, 182, 196, 200, 245, 260, 280, 325, 350, 364, 392, 455, 490, 520, 637, 650, 700, 728, 910, 980, 1225, 1274, 1300, 1400, 1607, 1820, 1960, 2275, 2450, 2548, 2600, 3185, 3214, 3640, 4550, 4900, 5096, 6370, 6428, 8035, 9100, 9800, 11249, 12740, 12856, 15925, 16070, 18200, 20891, 22498, 25480, 31850, 32140, 40175, 41782, 44996, 56245, 63700, 64280, 78743, 80350, 83564, 89992, 104455, 112490, 127400, 146237, 157486, 160700, 167128, 208910, 224980, 281225, 292474, 314972, 321400, 393715, 417820, 449960, 522275, 562450, 584948, 629944, 731185, 787430, 835640, 1023659, 1044550, 1124900, 1169896, 1462370, 1574860, 1968575, 2047318, 2089100, 2249800, 2924740, 3149720, 3655925, 3937150, 4094636, 4178200, 5118295, 5849480, 7311850, 7874300, 8189272, 10236590, 14623700, 15748600, 20473180, 25591475, 29247400, 40946360, 51182950, 102365900, 204731800]

約数ペア:

[(1, 204731800), (2, 102365900), (4, 51182950), (5, 40946360), (7, 29247400), (8, 25591475), (10, 20473180), (13, 15748600), (14, 14623700), (20, 10236590), (25, 8189272), (26, 7874300), (28, 7311850), (35, 5849480), (40, 5118295), (49, 4178200), (50, 4094636), (52, 3937150), (56, 3655925), (65, 3149720), (70, 2924740), (91, 2249800), (98, 2089100), (100, 2047318), (104, 1968575), (130, 1574860), (140, 1462370), (175, 1169896), (182, 1124900), (196, 1044550), (200, 1023659), (245, 835640), (260, 787430), (280, 731185), (325, 629944), (350, 584948), (364, 562450), (392, 522275), (455, 449960), (490, 417820), (520, 393715), (637, 321400), (650, 314972), (700, 292474), (728, 281225), (910, 224980), (980, 208910), (1225, 167128), (1274, 160700), (1300, 157486), (1400, 146237), (1607, 127400), (1820, 112490), (1960, 104455), (2275, 89992), (2450, 83564), (2548, 80350), (2600, 78743), (3185, 64280), (3214, 63700), (3640, 56245), (4550, 44996), (4900, 41782), (5096, 40175), (6370, 32140), (6428, 31850), (8035, 25480), (9100, 22498), (9800, 20891), (11249, 18200), (12740, 16070), (12856, 15925)]