1307104414720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19637987}}^1$

素因数の和:19638025

約数の個数: 88

約数和(自身を含む): 3376712760624

約数和(自身を除く): 2069608345904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 640, 832, 1024, 1040, 1280, 1664, 2080, 2560, 3328, 4160, 5120, 6656, 8320, 13312, 16640, 33280, 66560, 19637987, 39275974, 78551948, 98189935, 157103896, 196379870, 255293831, 314207792, 392759740, 510587662, 628415584, 785519480, 1021175324, 1256831168, 1276469155, 1571038960, 2042350648, 2513662336, 2552938310, 3142077920, 4084701296, 5027324672, 5105876620, 6284155840, 8169402592, 10054649344, 10211753240, 12568311680, 16338805184, 20109298688, 20423506480, 25136623360, 32677610368, 40847012960, 50273246720, 65355220736, 81694025920, 100546493440, 130710441472, 163388051840, 261420882944, 326776103680, 653552207360, 1307104414720]

約数ペア:

[(1, 1307104414720), (2, 653552207360), (4, 326776103680), (5, 261420882944), (8, 163388051840), (10, 130710441472), (13, 100546493440), (16, 81694025920), (20, 65355220736), (26, 50273246720), (32, 40847012960), (40, 32677610368), (52, 25136623360), (64, 20423506480), (65, 20109298688), (80, 16338805184), (104, 12568311680), (128, 10211753240), (130, 10054649344), (160, 8169402592), (208, 6284155840), (256, 5105876620), (260, 5027324672), (320, 4084701296), (416, 3142077920), (512, 2552938310), (520, 2513662336), (640, 2042350648), (832, 1571038960), (1024, 1276469155), (1040, 1256831168), (1280, 1021175324), (1664, 785519480), (2080, 628415584), (2560, 510587662), (3328, 392759740), (4160, 314207792), (5120, 255293831), (6656, 196379870), (8320, 157103896), (13312, 98189935), (16640, 78551948), (33280, 39275974), (66560, 19637987)]