81977850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{2719}}^1$

素因数の和:2804

約数の個数: 72

約数和(自身を含む): 223616640

約数和(自身を除く): 141638790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 67, 75, 90, 134, 150, 201, 225, 335, 402, 450, 603, 670, 1005, 1206, 1675, 2010, 2719, 3015, 3350, 5025, 5438, 6030, 8157, 10050, 13595, 15075, 16314, 24471, 27190, 30150, 40785, 48942, 67975, 81570, 122355, 135950, 182173, 203925, 244710, 364346, 407850, 546519, 611775, 910865, 1093038, 1223550, 1639557, 1821730, 2732595, 3279114, 4554325, 5465190, 8197785, 9108650, 13662975, 16395570, 27325950, 40988925, 81977850]

約数ペア:

[(1, 81977850), (2, 40988925), (3, 27325950), (5, 16395570), (6, 13662975), (9, 9108650), (10, 8197785), (15, 5465190), (18, 4554325), (25, 3279114), (30, 2732595), (45, 1821730), (50, 1639557), (67, 1223550), (75, 1093038), (90, 910865), (134, 611775), (150, 546519), (201, 407850), (225, 364346), (335, 244710), (402, 203925), (450, 182173), (603, 135950), (670, 122355), (1005, 81570), (1206, 67975), (1675, 48942), (2010, 40785), (2719, 30150), (3015, 27190), (3350, 24471), (5025, 16314), (5438, 15075), (6030, 13595), (8157, 10050)]