800778940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{937}}^1$

素因数の和:1151

約数の個数: 96

約数和(自身を含む): 1919373120

約数和(自身を除く): 1118594180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 173, 190, 247, 260, 346, 380, 494, 692, 865, 937, 988, 1235, 1730, 1874, 2249, 2470, 3287, 3460, 3748, 4498, 4685, 4940, 6574, 8996, 9370, 11245, 12181, 13148, 16435, 17803, 18740, 22490, 24362, 32870, 35606, 42731, 44980, 48724, 60905, 65740, 71212, 85462, 89015, 121810, 162101, 170924, 178030, 213655, 231439, 243620, 324202, 356060, 427310, 462878, 648404, 810505, 854620, 925756, 1157195, 1621010, 2107313, 2314390, 3079919, 3242020, 4214626, 4628780, 6159838, 8429252, 10536565, 12319676, 15399595, 21073130, 30799190, 40038947, 42146260, 61598380, 80077894, 160155788, 200194735, 400389470, 800778940]

約数ペア:

[(1, 800778940), (2, 400389470), (4, 200194735), (5, 160155788), (10, 80077894), (13, 61598380), (19, 42146260), (20, 40038947), (26, 30799190), (38, 21073130), (52, 15399595), (65, 12319676), (76, 10536565), (95, 8429252), (130, 6159838), (173, 4628780), (190, 4214626), (247, 3242020), (260, 3079919), (346, 2314390), (380, 2107313), (494, 1621010), (692, 1157195), (865, 925756), (937, 854620), (988, 810505), (1235, 648404), (1730, 462878), (1874, 427310), (2249, 356060), (2470, 324202), (3287, 243620), (3460, 231439), (3748, 213655), (4498, 178030), (4685, 170924), (4940, 162101), (6574, 121810), (8996, 89015), (9370, 85462), (11245, 71212), (12181, 65740), (13148, 60905), (16435, 48724), (17803, 44980), (18740, 42731), (22490, 35606), (24362, 32870)]