74855235

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 159989760

約数和(自身を除く): 85134525

約数列:

[1, 3, 5, 7, 13, 15, 21, 29, 31, 35, 39, 61, 65, 87, 91, 93, 105, 145, 155, 183, 195, 203, 217, 273, 305, 377, 403, 427, 435, 455, 465, 609, 651, 793, 899, 915, 1015, 1085, 1131, 1209, 1281, 1365, 1769, 1885, 1891, 2015, 2135, 2379, 2639, 2697, 2821, 3045, 3255, 3965, 4495, 5307, 5551, 5655, 5673, 6045, 6293, 6405, 7917, 8463, 8845, 9455, 11687, 11895, 12383, 13195, 13237, 13485, 14105, 16653, 18879, 22997, 24583, 26535, 27755, 28365, 31465, 35061, 37149, 39585, 39711, 42315, 54839, 58435, 61915, 66185, 68991, 73749, 81809, 83265, 94395, 114985, 122915, 160979, 164517, 172081, 175305, 185745, 198555, 245427, 274195, 344955, 368745, 383873, 409045, 482937, 516243, 712907, 804895, 822585, 860405, 1151619, 1227135, 1919365, 2138721, 2414685, 2581215, 3564535, 4990349, 5758095, 10693605, 14971047, 24951745, 74855235]

約数ペア:

[(1, 74855235), (3, 24951745), (5, 14971047), (7, 10693605), (13, 5758095), (15, 4990349), (21, 3564535), (29, 2581215), (31, 2414685), (35, 2138721), (39, 1919365), (61, 1227135), (65, 1151619), (87, 860405), (91, 822585), (93, 804895), (105, 712907), (145, 516243), (155, 482937), (183, 409045), (195, 383873), (203, 368745), (217, 344955), (273, 274195), (305, 245427), (377, 198555), (403, 185745), (427, 175305), (435, 172081), (455, 164517), (465, 160979), (609, 122915), (651, 114985), (793, 94395), (899, 83265), (915, 81809), (1015, 73749), (1085, 68991), (1131, 66185), (1209, 61915), (1281, 58435), (1365, 54839), (1769, 42315), (1885, 39711), (1891, 39585), (2015, 37149), (2135, 35061), (2379, 31465), (2639, 28365), (2697, 27755), (2821, 26535), (3045, 24583), (3255, 22997), (3965, 18879), (4495, 16653), (5307, 14105), (5551, 13485), (5655, 13237), (5673, 13195), (6045, 12383), (6293, 11895), (6405, 11687), (7917, 9455), (8463, 8845)]