81702450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{3863}}^1$

素因数の和:3928

約数の個数: 72

約数和(自身を含む): 224235648

約数和(自身を除く): 142533198

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 47, 50, 75, 90, 94, 141, 150, 225, 235, 282, 423, 450, 470, 705, 846, 1175, 1410, 2115, 2350, 3525, 3863, 4230, 7050, 7726, 10575, 11589, 19315, 21150, 23178, 34767, 38630, 57945, 69534, 96575, 115890, 173835, 181561, 193150, 289725, 347670, 363122, 544683, 579450, 869175, 907805, 1089366, 1634049, 1738350, 1815610, 2723415, 3268098, 4539025, 5446830, 8170245, 9078050, 13617075, 16340490, 27234150, 40851225, 81702450]

約数ペア:

[(1, 81702450), (2, 40851225), (3, 27234150), (5, 16340490), (6, 13617075), (9, 9078050), (10, 8170245), (15, 5446830), (18, 4539025), (25, 3268098), (30, 2723415), (45, 1815610), (47, 1738350), (50, 1634049), (75, 1089366), (90, 907805), (94, 869175), (141, 579450), (150, 544683), (225, 363122), (235, 347670), (282, 289725), (423, 193150), (450, 181561), (470, 173835), (705, 115890), (846, 96575), (1175, 69534), (1410, 57945), (2115, 38630), (2350, 34767), (3525, 23178), (3863, 21150), (4230, 19315), (7050, 11589), (7726, 10575)]