25365760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 73584000

約数和(自身を除く): 48218240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 149, 152, 160, 190, 224, 256, 266, 280, 298, 304, 320, 380, 448, 532, 560, 596, 608, 640, 665, 745, 760, 896, 1043, 1064, 1120, 1192, 1216, 1280, 1330, 1490, 1520, 1792, 2086, 2128, 2240, 2384, 2432, 2660, 2831, 2980, 3040, 4172, 4256, 4480, 4768, 4864, 5215, 5320, 5662, 5960, 6080, 8344, 8512, 8960, 9536, 10430, 10640, 11324, 11920, 12160, 14155, 16688, 17024, 19072, 19817, 20860, 21280, 22648, 23840, 24320, 28310, 33376, 34048, 38144, 39634, 41720, 42560, 45296, 47680, 56620, 66752, 79268, 83440, 85120, 90592, 95360, 99085, 113240, 133504, 158536, 166880, 170240, 181184, 190720, 198170, 226480, 267008, 317072, 333760, 362368, 396340, 452960, 634144, 667520, 724736, 792680, 905920, 1268288, 1335040, 1585360, 1811840, 2536576, 3170720, 3623680, 5073152, 6341440, 12682880, 25365760]

約数ペア:

[(1, 25365760), (2, 12682880), (4, 6341440), (5, 5073152), (7, 3623680), (8, 3170720), (10, 2536576), (14, 1811840), (16, 1585360), (19, 1335040), (20, 1268288), (28, 905920), (32, 792680), (35, 724736), (38, 667520), (40, 634144), (56, 452960), (64, 396340), (70, 362368), (76, 333760), (80, 317072), (95, 267008), (112, 226480), (128, 198170), (133, 190720), (140, 181184), (149, 170240), (152, 166880), (160, 158536), (190, 133504), (224, 113240), (256, 99085), (266, 95360), (280, 90592), (298, 85120), (304, 83440), (320, 79268), (380, 66752), (448, 56620), (532, 47680), (560, 45296), (596, 42560), (608, 41720), (640, 39634), (665, 38144), (745, 34048), (760, 33376), (896, 28310), (1043, 24320), (1064, 23840), (1120, 22648), (1192, 21280), (1216, 20860), (1280, 19817), (1330, 19072), (1490, 17024), (1520, 16688), (1792, 14155), (2086, 12160), (2128, 11920), (2240, 11324), (2384, 10640), (2432, 10430), (2660, 9536), (2831, 8960), (2980, 8512), (3040, 8344), (4172, 6080), (4256, 5960), (4480, 5662), (4768, 5320), (4864, 5215)]