89965980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38447}}^1$

素因数の和:38475

約数の個数: 72

約数和(自身を含む): 293896512

約数和(自身を除く): 203930532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 38447, 76894, 115341, 153788, 192235, 230682, 346023, 384470, 461364, 499811, 576705, 692046, 768940, 999622, 1153410, 1384092, 1499433, 1730115, 1999244, 2306820, 2499055, 2998866, 3460230, 4498299, 4998110, 5997732, 6920460, 7497165, 8996598, 9996220, 14994330, 17993196, 22491495, 29988660, 44982990, 89965980]

約数ペア:

[(1, 89965980), (2, 44982990), (3, 29988660), (4, 22491495), (5, 17993196), (6, 14994330), (9, 9996220), (10, 8996598), (12, 7497165), (13, 6920460), (15, 5997732), (18, 4998110), (20, 4498299), (26, 3460230), (30, 2998866), (36, 2499055), (39, 2306820), (45, 1999244), (52, 1730115), (60, 1499433), (65, 1384092), (78, 1153410), (90, 999622), (117, 768940), (130, 692046), (156, 576705), (180, 499811), (195, 461364), (234, 384470), (260, 346023), (390, 230682), (468, 192235), (585, 153788), (780, 115341), (1170, 76894), (2340, 38447)]