87381450

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{383}}^1$

素因数の和:430

約数の個数: 144

約数和(自身を含む): 261411840

約数和(自身を除く): 174030390

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 90, 117, 130, 135, 150, 169, 195, 225, 234, 270, 325, 338, 351, 383, 390, 450, 507, 585, 650, 675, 702, 766, 845, 975, 1014, 1149, 1170, 1350, 1521, 1690, 1755, 1915, 1950, 2298, 2535, 2925, 3042, 3447, 3510, 3830, 4225, 4563, 4979, 5070, 5745, 5850, 6894, 7605, 8450, 8775, 9126, 9575, 9958, 10341, 11490, 12675, 14937, 15210, 17235, 17550, 19150, 20682, 22815, 24895, 25350, 28725, 29874, 34470, 38025, 44811, 45630, 49790, 51705, 57450, 64727, 74685, 76050, 86175, 89622, 103410, 114075, 124475, 129454, 134433, 149370, 172350, 194181, 224055, 228150, 248950, 258525, 268866, 323635, 373425, 388362, 448110, 517050, 582543, 647270, 672165, 746850, 970905, 1120275, 1165086, 1344330, 1618175, 1747629, 1941810, 2240550, 2912715, 3236350, 3360825, 3495258, 4854525, 5825430, 6721650, 8738145, 9709050, 14563575, 17476290, 29127150, 43690725, 87381450]

約数ペア:

[(1, 87381450), (2, 43690725), (3, 29127150), (5, 17476290), (6, 14563575), (9, 9709050), (10, 8738145), (13, 6721650), (15, 5825430), (18, 4854525), (25, 3495258), (26, 3360825), (27, 3236350), (30, 2912715), (39, 2240550), (45, 1941810), (50, 1747629), (54, 1618175), (65, 1344330), (75, 1165086), (78, 1120275), (90, 970905), (117, 746850), (130, 672165), (135, 647270), (150, 582543), (169, 517050), (195, 448110), (225, 388362), (234, 373425), (270, 323635), (325, 268866), (338, 258525), (351, 248950), (383, 228150), (390, 224055), (450, 194181), (507, 172350), (585, 149370), (650, 134433), (675, 129454), (702, 124475), (766, 114075), (845, 103410), (975, 89622), (1014, 86175), (1149, 76050), (1170, 74685), (1350, 64727), (1521, 57450), (1690, 51705), (1755, 49790), (1915, 45630), (1950, 44811), (2298, 38025), (2535, 34470), (2925, 29874), (3042, 28725), (3447, 25350), (3510, 24895), (3830, 22815), (4225, 20682), (4563, 19150), (4979, 17550), (5070, 17235), (5745, 15210), (5850, 14937), (6894, 12675), (7605, 11490), (8450, 10341), (8775, 9958), (9126, 9575)]