250896100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:462

約数の個数: 144

約数和(自身を含む): 680512000

約数和(自身を除く): 429615900

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 79, 91, 100, 130, 140, 158, 175, 182, 260, 316, 325, 349, 350, 364, 395, 455, 553, 650, 698, 700, 790, 910, 1027, 1106, 1300, 1396, 1580, 1745, 1820, 1975, 2054, 2212, 2275, 2443, 2765, 3490, 3950, 4108, 4537, 4550, 4886, 5135, 5530, 6980, 7189, 7900, 8725, 9074, 9100, 9772, 10270, 11060, 12215, 13825, 14378, 17450, 18148, 20540, 22685, 24430, 25675, 27571, 27650, 28756, 31759, 34900, 35945, 45370, 48860, 51350, 55142, 55300, 61075, 63518, 71890, 90740, 102700, 110284, 113425, 122150, 127036, 137855, 143780, 158795, 179725, 192997, 226850, 244300, 275710, 317590, 358423, 359450, 385994, 453700, 551420, 635180, 689275, 716846, 718900, 771988, 793975, 964985, 1378550, 1433692, 1587950, 1792115, 1929970, 2508961, 2757100, 3175900, 3584230, 3859940, 4824925, 5017922, 7168460, 8960575, 9649850, 10035844, 12544805, 17921150, 19299700, 25089610, 35842300, 50179220, 62724025, 125448050, 250896100]

約数ペア:

[(1, 250896100), (2, 125448050), (4, 62724025), (5, 50179220), (7, 35842300), (10, 25089610), (13, 19299700), (14, 17921150), (20, 12544805), (25, 10035844), (26, 9649850), (28, 8960575), (35, 7168460), (50, 5017922), (52, 4824925), (65, 3859940), (70, 3584230), (79, 3175900), (91, 2757100), (100, 2508961), (130, 1929970), (140, 1792115), (158, 1587950), (175, 1433692), (182, 1378550), (260, 964985), (316, 793975), (325, 771988), (349, 718900), (350, 716846), (364, 689275), (395, 635180), (455, 551420), (553, 453700), (650, 385994), (698, 359450), (700, 358423), (790, 317590), (910, 275710), (1027, 244300), (1106, 226850), (1300, 192997), (1396, 179725), (1580, 158795), (1745, 143780), (1820, 137855), (1975, 127036), (2054, 122150), (2212, 113425), (2275, 110284), (2443, 102700), (2765, 90740), (3490, 71890), (3950, 63518), (4108, 61075), (4537, 55300), (4550, 55142), (4886, 51350), (5135, 48860), (5530, 45370), (6980, 35945), (7189, 34900), (7900, 31759), (8725, 28756), (9074, 27650), (9100, 27571), (9772, 25675), (10270, 24430), (11060, 22685), (12215, 20540), (13825, 18148), (14378, 17450)]