9910369880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{51413}}^1$

素因数の和:51564

約数の個数: 64

約数和(自身を含む): 22951209600

約数和(自身を除く): 13040839720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 79, 122, 158, 244, 305, 316, 395, 488, 610, 632, 790, 1220, 1580, 2440, 3160, 4819, 9638, 19276, 24095, 38552, 48190, 51413, 96380, 102826, 192760, 205652, 257065, 411304, 514130, 1028260, 2056520, 3136193, 4061627, 6272386, 8123254, 12544772, 15680965, 16246508, 20308135, 25089544, 31361930, 32493016, 40616270, 62723860, 81232540, 125447720, 162465080, 247759247, 495518494, 991036988, 1238796235, 1982073976, 2477592470, 4955184940, 9910369880]

約数ペア:

[(1, 9910369880), (2, 4955184940), (4, 2477592470), (5, 1982073976), (8, 1238796235), (10, 991036988), (20, 495518494), (40, 247759247), (61, 162465080), (79, 125447720), (122, 81232540), (158, 62723860), (244, 40616270), (305, 32493016), (316, 31361930), (395, 25089544), (488, 20308135), (610, 16246508), (632, 15680965), (790, 12544772), (1220, 8123254), (1580, 6272386), (2440, 4061627), (3160, 3136193), (4819, 2056520), (9638, 1028260), (19276, 514130), (24095, 411304), (38552, 257065), (48190, 205652), (51413, 192760), (96380, 102826)]