20184869900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{29131}}^1$

素因数の和:29212

約数の個数: 108

約数和(自身を含む): 48588155784

約数和(自身を除く): 28403285884

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 164, 169, 205, 260, 325, 338, 410, 533, 650, 676, 820, 845, 1025, 1066, 1300, 1690, 2050, 2132, 2665, 3380, 4100, 4225, 5330, 6929, 8450, 10660, 13325, 13858, 16900, 26650, 27716, 29131, 34645, 53300, 58262, 69290, 116524, 138580, 145655, 173225, 291310, 346450, 378703, 582620, 692900, 728275, 757406, 1194371, 1456550, 1514812, 1893515, 2388742, 2913100, 3787030, 4777484, 4923139, 5971855, 7574060, 9467575, 9846278, 11943710, 15526823, 18935150, 19692556, 23887420, 24615695, 29859275, 31053646, 37870300, 49231390, 59718550, 62107292, 77634115, 98462780, 119437100, 123078475, 155268230, 201848699, 246156950, 310536460, 388170575, 403697398, 492313900, 776341150, 807394796, 1009243495, 1552682300, 2018486990, 4036973980, 5046217475, 10092434950, 20184869900]

約数ペア:

[(1, 20184869900), (2, 10092434950), (4, 5046217475), (5, 4036973980), (10, 2018486990), (13, 1552682300), (20, 1009243495), (25, 807394796), (26, 776341150), (41, 492313900), (50, 403697398), (52, 388170575), (65, 310536460), (82, 246156950), (100, 201848699), (130, 155268230), (164, 123078475), (169, 119437100), (205, 98462780), (260, 77634115), (325, 62107292), (338, 59718550), (410, 49231390), (533, 37870300), (650, 31053646), (676, 29859275), (820, 24615695), (845, 23887420), (1025, 19692556), (1066, 18935150), (1300, 15526823), (1690, 11943710), (2050, 9846278), (2132, 9467575), (2665, 7574060), (3380, 5971855), (4100, 4923139), (4225, 4777484), (5330, 3787030), (6929, 2913100), (8450, 2388742), (10660, 1893515), (13325, 1514812), (13858, 1456550), (16900, 1194371), (26650, 757406), (27716, 728275), (29131, 692900), (34645, 582620), (53300, 378703), (58262, 346450), (69290, 291310), (116524, 173225), (138580, 145655)]