90769900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:212

約数の個数: 108

約数和(自身を含む): 220157784

約数和(自身を除く): 129387884

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 41, 50, 52, 65, 82, 100, 130, 131, 164, 169, 205, 260, 262, 325, 338, 410, 524, 533, 650, 655, 676, 820, 845, 1025, 1066, 1300, 1310, 1690, 1703, 2050, 2132, 2620, 2665, 3275, 3380, 3406, 4100, 4225, 5330, 5371, 6550, 6812, 6929, 8450, 8515, 10660, 10742, 13100, 13325, 13858, 16900, 17030, 21484, 22139, 26650, 26855, 27716, 34060, 34645, 42575, 44278, 53300, 53710, 69290, 69823, 85150, 88556, 107420, 110695, 134275, 138580, 139646, 170300, 173225, 221390, 268550, 279292, 346450, 349115, 442780, 537100, 553475, 692900, 698230, 907699, 1106950, 1396460, 1745575, 1815398, 2213900, 3491150, 3630796, 4538495, 6982300, 9076990, 18153980, 22692475, 45384950, 90769900]

約数ペア:

[(1, 90769900), (2, 45384950), (4, 22692475), (5, 18153980), (10, 9076990), (13, 6982300), (20, 4538495), (25, 3630796), (26, 3491150), (41, 2213900), (50, 1815398), (52, 1745575), (65, 1396460), (82, 1106950), (100, 907699), (130, 698230), (131, 692900), (164, 553475), (169, 537100), (205, 442780), (260, 349115), (262, 346450), (325, 279292), (338, 268550), (410, 221390), (524, 173225), (533, 170300), (650, 139646), (655, 138580), (676, 134275), (820, 110695), (845, 107420), (1025, 88556), (1066, 85150), (1300, 69823), (1310, 69290), (1690, 53710), (1703, 53300), (2050, 44278), (2132, 42575), (2620, 34645), (2665, 34060), (3275, 27716), (3380, 26855), (3406, 26650), (4100, 22139), (4225, 21484), (5330, 17030), (5371, 16900), (6550, 13858), (6812, 13325), (6929, 13100), (8450, 10742), (8515, 10660)]