996907450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:629

約数の個数: 144

約数和(自身を含む): 2390793408

約数和(自身を除く): 1393885958

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 71, 77, 98, 110, 142, 154, 175, 245, 275, 350, 355, 385, 490, 497, 521, 539, 550, 710, 770, 781, 994, 1042, 1078, 1225, 1562, 1775, 1925, 2450, 2485, 2605, 2695, 3479, 3550, 3647, 3850, 3905, 4970, 5210, 5390, 5467, 5731, 6958, 7294, 7810, 10934, 11462, 12425, 13025, 13475, 17395, 18235, 19525, 24850, 25529, 26050, 26950, 27335, 28655, 34790, 36470, 36991, 38269, 39050, 40117, 51058, 54670, 57310, 73982, 76538, 80234, 86975, 91175, 127645, 136675, 143275, 173950, 182350, 184955, 191345, 200585, 255290, 258937, 273350, 280819, 286550, 369910, 382690, 401170, 406901, 517874, 561638, 638225, 813802, 924775, 956725, 1002925, 1276450, 1294685, 1404095, 1812559, 1849550, 1913450, 2005850, 2034505, 2589370, 2808190, 2848307, 3625118, 4069010, 5696614, 6473425, 7020475, 9062795, 10172525, 12946850, 14040950, 14241535, 18125590, 19938149, 20345050, 28483070, 39876298, 45313975, 71207675, 90627950, 99690745, 142415350, 199381490, 498453725, 996907450]

約数ペア:

[(1, 996907450), (2, 498453725), (5, 199381490), (7, 142415350), (10, 99690745), (11, 90627950), (14, 71207675), (22, 45313975), (25, 39876298), (35, 28483070), (49, 20345050), (50, 19938149), (55, 18125590), (70, 14241535), (71, 14040950), (77, 12946850), (98, 10172525), (110, 9062795), (142, 7020475), (154, 6473425), (175, 5696614), (245, 4069010), (275, 3625118), (350, 2848307), (355, 2808190), (385, 2589370), (490, 2034505), (497, 2005850), (521, 1913450), (539, 1849550), (550, 1812559), (710, 1404095), (770, 1294685), (781, 1276450), (994, 1002925), (1042, 956725), (1078, 924775), (1225, 813802), (1562, 638225), (1775, 561638), (1925, 517874), (2450, 406901), (2485, 401170), (2605, 382690), (2695, 369910), (3479, 286550), (3550, 280819), (3647, 273350), (3850, 258937), (3905, 255290), (4970, 200585), (5210, 191345), (5390, 184955), (5467, 182350), (5731, 173950), (6958, 143275), (7294, 136675), (7810, 127645), (10934, 91175), (11462, 86975), (12425, 80234), (13025, 76538), (13475, 73982), (17395, 57310), (18235, 54670), (19525, 51058), (24850, 40117), (25529, 39050), (26050, 38269), (26950, 36991), (27335, 36470), (28655, 34790)]