2500047420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1\times {\mathrm{661}}^1$

素因数の和:1072

約数の個数: 144

約数和(自身を含む): 7611845472

約数和(自身を除く): 5111798052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 373, 390, 507, 661, 676, 746, 780, 845, 1014, 1119, 1322, 1492, 1690, 1865, 1983, 2028, 2238, 2535, 2644, 3305, 3380, 3730, 3966, 4476, 4849, 5070, 5595, 6610, 7460, 7932, 8593, 9698, 9915, 10140, 11190, 13220, 14547, 17186, 19396, 19830, 22380, 24245, 25779, 29094, 34372, 39660, 42965, 48490, 51558, 58188, 63037, 72735, 85930, 96980, 103116, 111709, 126074, 128895, 145470, 171860, 189111, 223418, 246553, 252148, 257790, 290940, 315185, 335127, 378222, 446836, 493106, 515580, 558545, 630370, 670254, 739659, 756444, 945555, 986212, 1117090, 1232765, 1260740, 1340508, 1479318, 1675635, 1891110, 2234180, 2465530, 2958636, 3205189, 3351270, 3698295, 3782220, 4931060, 6410378, 6702540, 7396590, 9615567, 12820756, 14793180, 16025945, 19231134, 32051890, 38462268, 41667457, 48077835, 64103780, 83334914, 96155670, 125002371, 166669828, 192311340, 208337285, 250004742, 416674570, 500009484, 625011855, 833349140, 1250023710, 2500047420]

約数ペア:

[(1, 2500047420), (2, 1250023710), (3, 833349140), (4, 625011855), (5, 500009484), (6, 416674570), (10, 250004742), (12, 208337285), (13, 192311340), (15, 166669828), (20, 125002371), (26, 96155670), (30, 83334914), (39, 64103780), (52, 48077835), (60, 41667457), (65, 38462268), (78, 32051890), (130, 19231134), (156, 16025945), (169, 14793180), (195, 12820756), (260, 9615567), (338, 7396590), (373, 6702540), (390, 6410378), (507, 4931060), (661, 3782220), (676, 3698295), (746, 3351270), (780, 3205189), (845, 2958636), (1014, 2465530), (1119, 2234180), (1322, 1891110), (1492, 1675635), (1690, 1479318), (1865, 1340508), (1983, 1260740), (2028, 1232765), (2238, 1117090), (2535, 986212), (2644, 945555), (3305, 756444), (3380, 739659), (3730, 670254), (3966, 630370), (4476, 558545), (4849, 515580), (5070, 493106), (5595, 446836), (6610, 378222), (7460, 335127), (7932, 315185), (8593, 290940), (9698, 257790), (9915, 252148), (10140, 246553), (11190, 223418), (13220, 189111), (14547, 171860), (17186, 145470), (19396, 128895), (19830, 126074), (22380, 111709), (24245, 103116), (25779, 96980), (29094, 85930), (34372, 72735), (39660, 63037), (42965, 58188), (48490, 51558)]