77090020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 195955200

約数和(自身を除く): 118865180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 89, 92, 115, 140, 161, 178, 230, 269, 322, 356, 445, 460, 538, 623, 644, 805, 890, 1076, 1246, 1345, 1610, 1780, 1883, 2047, 2492, 2690, 3115, 3220, 3766, 4094, 5380, 6187, 6230, 7532, 8188, 9415, 10235, 12374, 12460, 14329, 18830, 20470, 23941, 24748, 28658, 30935, 37660, 40940, 43309, 47882, 57316, 61870, 71645, 86618, 95764, 119705, 123740, 143290, 167587, 173236, 216545, 239410, 286580, 335174, 433090, 478820, 550643, 670348, 837935, 866180, 1101286, 1675870, 2202572, 2753215, 3351740, 3854501, 5506430, 7709002, 11012860, 15418004, 19272505, 38545010, 77090020]

約数ペア:

[(1, 77090020), (2, 38545010), (4, 19272505), (5, 15418004), (7, 11012860), (10, 7709002), (14, 5506430), (20, 3854501), (23, 3351740), (28, 2753215), (35, 2202572), (46, 1675870), (70, 1101286), (89, 866180), (92, 837935), (115, 670348), (140, 550643), (161, 478820), (178, 433090), (230, 335174), (269, 286580), (322, 239410), (356, 216545), (445, 173236), (460, 167587), (538, 143290), (623, 123740), (644, 119705), (805, 95764), (890, 86618), (1076, 71645), (1246, 61870), (1345, 57316), (1610, 47882), (1780, 43309), (1883, 40940), (2047, 37660), (2492, 30935), (2690, 28658), (3115, 24748), (3220, 23941), (3766, 20470), (4094, 18830), (5380, 14329), (6187, 12460), (6230, 12374), (7532, 10235), (8188, 9415)]