518012480

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:788

約数の個数: 112

約数和(自身を含む): 1291376640

約数和(自身を除く): 773364160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 124, 155, 158, 160, 248, 310, 316, 320, 395, 496, 620, 632, 661, 790, 992, 1240, 1264, 1322, 1580, 1984, 2449, 2480, 2528, 2644, 3160, 3305, 4898, 4960, 5056, 5288, 6320, 6610, 9796, 9920, 10576, 12245, 12640, 13220, 19592, 20491, 21152, 24490, 25280, 26440, 39184, 40982, 42304, 48980, 52219, 52880, 78368, 81964, 97960, 102455, 104438, 105760, 156736, 163928, 195920, 204910, 208876, 211520, 261095, 327856, 391840, 409820, 417752, 522190, 655712, 783680, 819640, 835504, 1044380, 1311424, 1618789, 1639280, 1671008, 2088760, 3237578, 3278560, 3342016, 4177520, 6475156, 6557120, 8093945, 8355040, 12950312, 16187890, 16710080, 25900624, 32375780, 51801248, 64751560, 103602496, 129503120, 259006240, 518012480]

約数ペア:

[(1, 518012480), (2, 259006240), (4, 129503120), (5, 103602496), (8, 64751560), (10, 51801248), (16, 32375780), (20, 25900624), (31, 16710080), (32, 16187890), (40, 12950312), (62, 8355040), (64, 8093945), (79, 6557120), (80, 6475156), (124, 4177520), (155, 3342016), (158, 3278560), (160, 3237578), (248, 2088760), (310, 1671008), (316, 1639280), (320, 1618789), (395, 1311424), (496, 1044380), (620, 835504), (632, 819640), (661, 783680), (790, 655712), (992, 522190), (1240, 417752), (1264, 409820), (1322, 391840), (1580, 327856), (1984, 261095), (2449, 211520), (2480, 208876), (2528, 204910), (2644, 195920), (3160, 163928), (3305, 156736), (4898, 105760), (4960, 104438), (5056, 102455), (5288, 97960), (6320, 81964), (6610, 78368), (9796, 52880), (9920, 52219), (10576, 48980), (12245, 42304), (12640, 40982), (13220, 39184), (19592, 26440), (20491, 25280), (21152, 24490)]