16985655348455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{12377}}^1$

素因数の和:12741

約数の個数: 96

約数和(自身を含む): 22588849857600

約数和(自身を除く): 5603194509145

約数列:

[1, 5, 19, 29, 89, 95, 145, 193, 445, 551, 841, 965, 1691, 2581, 2755, 3667, 4205, 5597, 8455, 12377, 12905, 15979, 17177, 18335, 27985, 49039, 61885, 74849, 79895, 85885, 106343, 162313, 235163, 245195, 326363, 358933, 374245, 498133, 531715, 811565, 1101553, 1175815, 1422131, 1631815, 1794665, 2388761, 2490665, 3083947, 5507765, 6819727, 7110655, 9464527, 10409057, 11943805, 14445857, 15419735, 20929507, 31945037, 34098635, 45386459, 47322635, 52045285, 69274069, 72229285, 104647535, 159725185, 197772083, 212599729, 226932295, 274471283, 346370345, 606955703, 926406073, 988860415, 1062998645, 1316207311, 1372356415, 2008948001, 3034778515, 4039394851, 4632030365, 6165392141, 6581036555, 10044740005, 17601715387, 20196974255, 30826960705, 38170012019, 88008576935, 117142450679, 178796372089, 190850060095, 585712253395, 893981860445, 3397131069691, 16985655348455]

約数ペア:

[(1, 16985655348455), (5, 3397131069691), (19, 893981860445), (29, 585712253395), (89, 190850060095), (95, 178796372089), (145, 117142450679), (193, 88008576935), (445, 38170012019), (551, 30826960705), (841, 20196974255), (965, 17601715387), (1691, 10044740005), (2581, 6581036555), (2755, 6165392141), (3667, 4632030365), (4205, 4039394851), (5597, 3034778515), (8455, 2008948001), (12377, 1372356415), (12905, 1316207311), (15979, 1062998645), (17177, 988860415), (18335, 926406073), (27985, 606955703), (49039, 346370345), (61885, 274471283), (74849, 226932295), (79895, 212599729), (85885, 197772083), (106343, 159725185), (162313, 104647535), (235163, 72229285), (245195, 69274069), (326363, 52045285), (358933, 47322635), (374245, 45386459), (498133, 34098635), (531715, 31945037), (811565, 20929507), (1101553, 15419735), (1175815, 14445857), (1422131, 11943805), (1631815, 10409057), (1794665, 9464527), (2388761, 7110655), (2490665, 6819727), (3083947, 5507765)]