72977920

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1035

約数の個数: 80

約数和(自身を含む): 181193760

約数和(自身を除く): 108215840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 983, 1160, 1280, 1856, 1966, 2320, 2560, 3712, 3932, 4640, 4915, 7424, 7864, 9280, 9830, 14848, 15728, 18560, 19660, 28507, 31456, 37120, 39320, 57014, 62912, 74240, 78640, 114028, 125824, 142535, 157280, 228056, 251648, 285070, 314560, 456112, 503296, 570140, 629120, 912224, 1140280, 1258240, 1824448, 2280560, 2516480, 3648896, 4561120, 7297792, 9122240, 14595584, 18244480, 36488960, 72977920]

約数ペア:

[(1, 72977920), (2, 36488960), (4, 18244480), (5, 14595584), (8, 9122240), (10, 7297792), (16, 4561120), (20, 3648896), (29, 2516480), (32, 2280560), (40, 1824448), (58, 1258240), (64, 1140280), (80, 912224), (116, 629120), (128, 570140), (145, 503296), (160, 456112), (232, 314560), (256, 285070), (290, 251648), (320, 228056), (464, 157280), (512, 142535), (580, 125824), (640, 114028), (928, 78640), (983, 74240), (1160, 62912), (1280, 57014), (1856, 39320), (1966, 37120), (2320, 31456), (2560, 28507), (3712, 19660), (3932, 18560), (4640, 15728), (4915, 14848), (7424, 9830), (7864, 9280)]